VIR Vulnerability Intelligence Relay

CVE-2011-3661

high
Published 2011-12-21 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
7.5

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.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact
VendorProductVersionsFixed
mozilla mozillafirefox4.0
mozilla mozillafirefox4.0.1
mozilla mozillafirefox5.0
mozilla mozillafirefox5.0.1
mozilla mozillafirefox6.0
mozilla mozillafirefox6.0.1
mozilla mozillafirefox6.0.2
mozilla mozillafirefox7.0
mozilla mozillafirefox7.0.1
mozilla mozillafirefox8.0
mozilla mozillaseamonkey{"endIncluding":"2.5"}
mozilla mozillaseamonkey1.0
mozilla mozillaseamonkey1.0.1
mozilla mozillaseamonkey1.0.2
mozilla mozillaseamonkey1.0.3
mozilla mozillaseamonkey1.0.4
mozilla mozillaseamonkey1.0.5
mozilla mozillaseamonkey1.0.6
mozilla mozillaseamonkey1.0.7
mozilla mozillaseamonkey1.0.8
mozilla mozillaseamonkey1.0.9
mozilla mozillaseamonkey1.0.99
mozilla mozillaseamonkey1.1
mozilla mozillaseamonkey1.1.1
mozilla mozillaseamonkey1.1.2
mozilla mozillaseamonkey1.1.3
mozilla mozillaseamonkey1.1.4
mozilla mozillaseamonkey1.1.5
mozilla mozillaseamonkey1.1.6
mozilla mozillaseamonkey1.1.7
mozilla mozillaseamonkey1.1.8
mozilla mozillaseamonkey1.1.9
mozilla mozillaseamonkey1.1.10
mozilla mozillaseamonkey1.1.11
mozilla mozillaseamonkey1.1.12
mozilla mozillaseamonkey1.1.13
mozilla mozillaseamonkey1.1.14
mozilla mozillaseamonkey1.1.15
mozilla mozillaseamonkey1.1.16
mozilla mozillaseamonkey1.1.17
mozilla mozillaseamonkey1.1.18
mozilla mozillaseamonkey1.1.19
mozilla mozillaseamonkey1.5.0.8
mozilla mozillaseamonkey1.5.0.9
mozilla mozillaseamonkey1.5.0.10
mozilla mozillaseamonkey2.0
mozilla mozillaseamonkey2.0.1
mozilla mozillaseamonkey2.0.2
mozilla mozillaseamonkey2.0.3
mozilla mozillaseamonkey2.0.4
mozilla mozillaseamonkey2.0.5
mozilla mozillaseamonkey2.0.6
mozilla mozillaseamonkey2.0.7
mozilla mozillaseamonkey2.0.8
mozilla mozillaseamonkey2.0.9
mozilla mozillaseamonkey2.0.10
mozilla mozillaseamonkey2.0.11
mozilla mozillaseamonkey2.0.12
mozilla mozillaseamonkey2.0.13
mozilla mozillaseamonkey2.0.14
mozilla mozillaseamonkey2.0a1
mozilla mozillaseamonkey2.0a1pre
mozilla mozillaseamonkey2.1
mozilla mozillaseamonkey2.3.3
mozilla mozillathunderbird5.0
mozilla mozillathunderbird6.0
mozilla mozillathunderbird6.0.1
mozilla mozillathunderbird6.0.2
mozilla mozillathunderbird7.0
mozilla mozillathunderbird7.0.1
mozilla mozillathunderbird8.0

References

CWEs

CWE-399

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.