Is CVE-2015-1304 in the CISA KEV catalog?

No. CVE-2015-1304 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-1304?

CVE-2015-1304 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2015-1304?

CVE-2015-1304 has an EPSS score of 1.76% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-1304?

Upgrade liboxideqtcore0 on ubuntu 14.04 to 1.9.5-0ubuntu0.14.04.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2015-1304

HIGHEPSS 75th pctl

7.5

CVSS v2

NVD

Description

object-observe.js in Google V8, as used in Google Chrome before 45.0.2454.101, does not properly restrict method calls on access-checked objects, which allows remote attackers to bypass the Same Origin Policy via a (1) observe or (2) getNotifier call.

CWE-284Improper Access Control

How to fix

Remediation Available

liboxideqtcore0Ubuntu

Fixed in:1.9.5-0ubuntu0.14.04.1USN-2757-1

oxide-qtUbuntu

Fixed in:1.9.5-0ubuntu0.14.04.1USN-2757-1

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.76%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Other references11

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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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 2026-05-06.