CVE-2013-0765

CVE-2013-0765 is a critical-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and SeaMonkey before 2.16 do not prevent multiple wrapping of WebIDL objects, which allows remote attackers to bypass intended access restrictions via unspecified vectors.

Frequently asked questions

What is CVE-2013-0765?
Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and SeaMonkey before 2.16 do not prevent multiple wrapping of WebIDL objects, which allows remote attackers to bypass intended access restrictions via unspecified vectors.
How severe is CVE-2013-0765?
CVE-2013-0765 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2013-0765 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0765?
CVE-2013-0765 primarily affects Mozilla Firefox. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0765?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-0765 published?
CVE-2013-0765 was published on 2013-02-19 and last updated on 2026-06-16.

References

Affected products (9)

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