Is CVE-2025-1013 in the CISA KEV catalog?

No. CVE-2025-1013 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-1013?

CVE-2025-1013 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2025-1013?

CVE-2025-1013 has an EPSS score of 0.31% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-1013?

Upgrade firefox on debian unstable to 135.0-1 or later. Fixes are available for 20 affected products.

CVE & CISA-KEV Catalog

CVE-2025-1013

MEDIUM

6.5

CVSS v3

NVD

Description

A race condition could have led to private browsing tabs being opened in normal browsing windows. This could have resulted in a potential privacy leak. This vulnerability was fixed in Firefox 135, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.

CWE-362Race Condition

How to fix

Remediation Available

firefoxDebian

Fixed in:135.0-1CVE-2025-1013

firefoxRocky

Fixed in:0:128.7.0-1.el7_9RHSA-2025:1132

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1133

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

firefoxRed Hat / RHEL

Fixed in:0:128.7.0-1.el7_9RHSA-2025:1132

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1133

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

firefox-debuginfoRocky

Fixed in:0:128.7.0-1.el7_9RHSA-2025:1132

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1133

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

firefox-debuginfoRed Hat / RHEL

Fixed in:0:128.7.0-1.el7_9RHSA-2025:1132

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1133

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

firefox-debugsourceRocky

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1133

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

firefox-debugsourceRed Hat / RHEL

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1133

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1283

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1136

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1135

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1137

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1138

firefox-x11Rocky

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

firefox-x11Red Hat / RHEL

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1066

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1140

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1139

thunderbirdRed Hat / RHEL

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1348

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

thunderbirdRocky

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1348

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1348

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

thunderbird-debuginfoRocky

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1348

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1348

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

thunderbird-debugsourceRocky

Fixed in:0:128.7.0-1.el8_4RHSA-2025:1339

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_2RHSA-2025:1348

Fixed in:0:128.7.0-1.el8_10RHSA-2025:1292

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el8_6RHSA-2025:1341

Fixed in:0:128.7.0-1.el8_8RHSA-2025:1340

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_4RHSA-2025:1318

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_0RHSA-2025:1319

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

Fixed in:0:128.7.0-1.el9_5RHSA-2025:1184

Fixed in:0:128.7.0-1.el9_2RHSA-2025:1317

firefoxUbuntu

Fixed in:135.0+build2-0ubuntu0.20.04.1USN-7263-1

thunderbirdUbuntu

Fixed in:1:128.12.0+build1-0ubuntu0.22.04.1USN-7663-1

DeveloperEditionWindows application

Affected:135.0Fixed in:135.0Mozilla

Affected:128.7.0Fixed in:128.7.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:135.0Fixed in:135.0Mozilla

Affected:128.7.0Fixed in:128.7.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:128.7.0Fixed in:128.7.0Mozilla

Affected:129.0 135.0Fixed in:135.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploit Intelligence

0.31%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Vendor Advisory4

Issue Tracking1

bugzilla.mozilla.org

Other references1

lists.debian.org

Related Vulnerabilities

Other CWE-362 (Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-6387	High	8.1	100%	-	Fix
CVE-2023-36884	High	7.5	99%	KEV + Ransom	Fix
CVE-2018-15473	Medium	5.3	99%	-	Fix
CVE-2024-27983	High	8.2	87%	-	Fix
CVE-2014-0226	Medium	6.8	86%	-	Fix
CVE-2016-5195	High	7.0	84%	KEV	Fix

Embed a live status badge for CVE-2025-1013

Markdown

[![CVE-2025-1013](https://tridentstack.com/cve/badge/CVE-2025-1013.svg)](https://tridentstack.com/cve/CVE-2025-1013)

HTML

<a href="https://tridentstack.com/cve/CVE-2025-1013"><img src="https://tridentstack.com/cve/badge/CVE-2025-1013.svg" alt="CVE-2025-1013"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-13.