Is CVE-2023-52425 in the CISA KEV catalog?

No. CVE-2023-52425 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-52425?

CVE-2023-52425 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-52425?

CVE-2023-52425 has an EPSS score of 1.81% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-52425?

Upgrade expat on debian 11 to 2.2.10-2+deb11u6 or later. Fixes are available for 33 affected products.

CVE & CISA-KEV Catalog

CVE-2023-52425

HIGHEPSS 76th pctl

7.5

CVSS v3

NVD

Description

libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which multiple buffer fills are needed.

CWE-400Resource Exhaustion

How to fix

Remediation Available

expatDebian

Fixed in:2.2.10-2+deb11u6CVE-2023-52425

Fixed in:2.5.0-1+deb12u2CVE-2023-52425

Fixed in:2.6.0-1CVE-2023-52425

expatRed Hat / RHEL

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

expatRocky

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

expat-debuginfoRocky

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

expat-debuginfoRed Hat / RHEL

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

expat-debugsourceRed Hat / RHEL

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

expat-debugsourceRocky

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

expat-develRed Hat / RHEL

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

expat-develRocky

Fixed in:0:2.2.5-11.el8_8.2RHSA-2024:2575

Fixed in:0:2.2.5-8.el8_6.5RHSA-2024:2839

Fixed in:0:2.2.10-1.el8_2RHSA-2025:22871

Fixed in:0:2.2.5-11.el8_9.1RHSA-2024:1615

Fixed in:0:2.2.10-1.el8_4RHSA-2025:22785

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.2.10-12.el9_0.4RHSA-2025:22035

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

Fixed in:0:2.5.0-1.el9_2.1RHSA-2024:3926

Fixed in:0:2.5.0-1.el9_3.1RHSA-2024:1530

xmlrpc-cRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-cRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-apps-debuginfoRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-apps-debuginfoRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-c++Red Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-c++Rocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-c++-debuginfoRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-c++-debuginfoRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-clientRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-clientRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-client++Rocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-client++Red Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-client++-debuginfoRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-client++-debuginfoRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-client-debuginfoRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-client-debuginfoRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-debuginfoRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-debuginfoRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-debugsourceRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-debugsourceRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-develRocky

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

xmlrpc-c-develRed Hat / RHEL

Fixed in:0:1.51.0-9.el8_10RHSA-2024:4259

expatUbuntu

Fixed in:2.4.7-1ubuntu0.3USN-6694-1

Fixed in:2.5.0-2ubuntu0.1USN-6694-1

libexpat1Ubuntu

Fixed in:2.4.7-1ubuntu0.3USN-6694-1

Fixed in:2.5.0-2ubuntu0.1USN-6694-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.81%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Exploit1

github.com

Other references7

Related Vulnerabilities

Other CWE-400 (Resource Exhaustion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-44487	High	7.5	100%	KEV	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2011-3192	High	7.8	99%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2024-25617	Medium	5.3	89%	-	Fix
CVE-2018-1000115	High	7.5	89%	-	Fix

Embed a live status badge for CVE-2023-52425

Markdown

[![CVE-2023-52425](https://tridentstack.com/cve/badge/CVE-2023-52425.svg)](https://tridentstack.com/cve/CVE-2023-52425)

HTML

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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 2025-11-04.