How severe is CVE-2011-1712?

CVE-2011-1712 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-1712 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1712?

CVE-2011-1712 primarily affects Mozilla Firefox. In total, 157 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1712?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-1712 published?

CVE-2011-1712 was published on 2011-04-15 and last updated on 2026-06-16.

CVE-2011-1712

CVE-2011-1712 is a medium-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mozilla Firefox
Published: 2011-04-15
Last modified: 2026-06-16

Description

The txXPathNodeUtils::getXSLTId function in txMozillaXPathTreeWalker.cpp and txStandaloneXPathTreeWalker.cpp in Mozilla Firefox before 3.5.19, 3.6.x before 3.6.17, and 4.x before 4.0.1, and SeaMonkey before 2.0.14, allows remote attackers to obtain potentially sensitive information about heap memory addresses via an XML document containing a call to the XSLT generate-id XPath function.

Frequently asked questions

What is CVE-2011-1712?: The txXPathNodeUtils::getXSLTId function in txMozillaXPathTreeWalker.cpp and txStandaloneXPathTreeWalker.cpp in Mozilla Firefox before 3.5.19, 3.6.x before 3.6.17, and 4.x before 4.0.1, and SeaMonkey before 2.0.14, allows remote attackers to obtain potentially sensitive information about heap memory addresses via an XML document containing a call to the XSLT generate-id XPath function.
How severe is CVE-2011-1712?: CVE-2011-1712 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-1712 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1712?: CVE-2011-1712 primarily affects Mozilla Firefox. In total, 157 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1712?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1712 published?: CVE-2011-1712 was published on 2011-04-15 and last updated on 2026-06-16.

References

Affected products (157)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0:preview_release:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.0.8:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5:beta1:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5:beta2:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.7:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.8:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.9:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.10:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.11:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.0.12:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.7:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:1.5.8:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:2.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:2.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:2.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:2.0.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:2.0.0.5:*:*:*:*:*:*:*

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