CVE-2011-3661
UnknownEPSS 3.73%
Last modified
CVE-2011-3661 is a vulnerability of currently unknown severity. YARR, as used in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted JavaScript.. EPSS estimates a 3.73% chance of exploitation in the next 30 days.
Description
YARR, as used in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted JavaScript.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mozilla | Firefox | 4.0 | — |
| Mozilla | Firefox | 4.0.1 | — |
| Mozilla | Firefox | 5.0 | — |
| Mozilla | Firefox | 5.0.1 | — |
| Mozilla | Firefox | 6.0 | — |
| Mozilla | Firefox | 6.0.1 | — |
| Mozilla | Firefox | 6.0.2 | — |
| Mozilla | Firefox | 7.0 | — |
| Mozilla | Firefox | 7.0.1 | — |
| Mozilla | Firefox | 8.0 | — |
| Mozilla | Seamonkey | <= 2.5 | — |
| Mozilla | Seamonkey | 1.0 | — |
| Mozilla | Seamonkey | 1.0.1 | — |
| Mozilla | Seamonkey | 1.0.2 | — |
| Mozilla | Seamonkey | 1.0.3 | — |
| Mozilla | Seamonkey | 1.0.4 | — |
| Mozilla | Seamonkey | 1.0.5 | — |
| Mozilla | Seamonkey | 1.0.6 | — |
| Mozilla | Seamonkey | 1.0.7 | — |
| Mozilla | Seamonkey | 1.0.8 | — |
| Mozilla | Seamonkey | 1.0.9 | — |
| Mozilla | Seamonkey | 1.0.99 | — |
| Mozilla | Seamonkey | 1.1 | — |
| Mozilla | Seamonkey | 1.1.1 | — |
| Mozilla | Seamonkey | 1.1.2 | — |
| Mozilla | Seamonkey | 1.1.3 | — |
| Mozilla | Seamonkey | 1.1.4 | — |
| Mozilla | Seamonkey | 1.1.5 | — |
| Mozilla | Seamonkey | 1.1.6 | — |
| Mozilla | Seamonkey | 1.1.7 | — |
| Mozilla | Seamonkey | 1.1.8 | — |
| Mozilla | Seamonkey | 1.1.9 | — |
| Mozilla | Seamonkey | 1.1.10 | — |
| Mozilla | Seamonkey | 1.1.11 | — |
| Mozilla | Seamonkey | 1.1.12 | — |
| Mozilla | Seamonkey | 1.1.13 | — |
| Mozilla | Seamonkey | 1.1.14 | — |
| Mozilla | Seamonkey | 1.1.15 | — |
| Mozilla | Seamonkey | 1.1.16 | — |
| Mozilla | Seamonkey | 1.1.17 | — |
| Mozilla | Seamonkey | 1.1.18 | — |
| Mozilla | Seamonkey | 1.1.19 | — |
| Mozilla | Seamonkey | 1.5.0.8 | — |
| Mozilla | Seamonkey | 1.5.0.9 | — |
| Mozilla | Seamonkey | 1.5.0.10 | — |
| Mozilla | Seamonkey | 2.0 | — |
| Mozilla | Seamonkey | 2.0.1 | — |
| Mozilla | Seamonkey | 2.0.2 | — |
| Mozilla | Seamonkey | 2.0.3 | — |
| Mozilla | Seamonkey | 2.0.4 | — |
Showing 50 of 71 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-3661?
YARR, as used in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted JavaScript.
How severe is CVE-2011-3661?
Severity scoring for CVE-2011-3661 is pending analysis. The EPSS model estimates a 3.73% probability of exploitation in the next 30 days.
How do I fix CVE-2011-3661?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2011
- CVE-2011-3655Mozilla Firefox 4.x through 7.0 and Thunderbird 5.0 through …
- CVE-2011-3656Cross-site scripting (XSS) vulnerability in Mozilla Firefox …6.1
- CVE-2011-3657Multiple cross-site scripting (XSS) vulnerabilities in Bugzi…
- CVE-2011-3658The SVG implementation in Mozilla Firefox 8.0, Thunderbird 8…
- CVE-2011-3659Use-after-free vulnerability in Mozilla Firefox before 3.6.2…
- CVE-2011-3660Multiple unspecified vulnerabilities in the browser engine i…
- CVE-2011-3663Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0…
- CVE-2011-3664Mozilla Firefox before 9.0, Thunderbird before 9.0, and SeaM…
- CVE-2011-3665Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0…
- CVE-2011-3666Mozilla Firefox before 3.6.25 and Thunderbird before 3.1.17 …
- CVE-2011-3667The User.offer_account_by_email WebService method in Bugzill…
- CVE-2011-3668Cross-site request forgery (CSRF) vulnerability in post_bug.…
Are you affected by CVE-2011-3661?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST