Is CVE-2012-2871 in the CISA KEV catalog?

No. CVE-2012-2871 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-2871?

CVE-2012-2871 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2012-2871?

CVE-2012-2871 has an EPSS score of 2.38% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2012-2871?

Upgrade libxslt on debian 11 to 1.1.26-14 or later.

CVE & CISA-KEV Catalog

CVE-2012-2871

MEDIUMEPSS 82th pctl

6.8

CVSS v2

NVD

Description

libxml2 2.9.0-rc1 and earlier, as used in Google Chrome before 21.0.1180.89, does not properly support a cast of an unspecified variable during handling of XSL transforms, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted document, related to the _xmlNs data structure in include/libxml/tree.h.

How to fix

Remediation Available

libxsltDebian

Fixed in:1.1.26-14CVE-2012-2871

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

2.38%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Other references15

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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 2026-04-29.