CVE-2011-3658
HIGH · CVSS 7.5EPSS 70.3%EU EUVD
The SVG implementation in Mozilla Firefox 8.0, Thunderbird 8.0, and SeaMonkey 2.5 does not properly interact with DOMAttrModified event handlers, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via vectors involving removal of SVG elements.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 70.3% (99th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3617)
- Published
- December 21, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-3617 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mozilla / firefox
- mozilla / seamonkey
- mozilla / thunderbird
References
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00009.html
- http://lists.opensuse.org/opensuse-updates/2012-03/msg00042.html
- http://osvdb.org/77953
- http://secunia.com/advisories/47302
- http://secunia.com/advisories/47334
- http://secunia.com/advisories/48495
- http://secunia.com/advisories/48553
- http://secunia.com/advisories/48823
- http://secunia.com/advisories/49055
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:192
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:031
- http://www.mozilla.org/security/announce/2011/mfsa2011-55.html(Vendor Advisory)
- http://www.securitytracker.com/id?1026445
- http://www.securitytracker.com/id?1026446
- http://www.securitytracker.com/id?1026447
- http://www.ubuntu.com/usn/USN-1401-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=708186
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71910
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14664
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain