Is CVE-2013-0796 in the CISA KEV catalog?

No. CVE-2013-0796 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-0796?

CVE-2013-0796 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2013-0796?

CVE-2013-0796 has an EPSS score of 7.95% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-0796?

Upgrade DeveloperEdition to 20.0 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2013-0796

HIGHEPSS 94th pctl

10.0

CVSS v2

NVD

Description

The WebGL subsystem in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, and SeaMonkey before 2.17 on Linux does not properly interact with Mesa drivers, which allows remote attackers to execute arbitrary code or cause a denial of service (free of unallocated memory) via unspecified vectors.

How to fix

Remediation Available

DeveloperEditionWindows application

Affected:20.0Fixed in:20.0Mozilla

Affected:17.0 17.0.5Fixed in:17.0.5Mozilla

Mozilla Firefox (en-US)Windows application

Affected:17.0 17.0.5Fixed in:17.0.5Mozilla

Affected:20.0Fixed in:20.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:17.0 17.0.5Fixed in:17.0.5Mozilla

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

7.95%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch1

bugzilla.mozilla.org

Exploit2

Third-Party Advisory9

Embed a live status badge for CVE-2013-0796

Markdown

[![CVE-2013-0796](https://tridentstack.com/cve/badge/CVE-2013-0796.svg)](https://tridentstack.com/cve/CVE-2013-0796)

HTML

<a href="https://tridentstack.com/cve/CVE-2013-0796"><img src="https://tridentstack.com/cve/badge/CVE-2013-0796.svg" alt="CVE-2013-0796"></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.

Start free

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 2026-04-29.