CVE-2009-1571

critical
Published 2010-02-22 ยท Modified 2026-04-29
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
10.0

Description

Use-after-free vulnerability in the HTML parser in Mozilla Firefox 3.0.x before 3.0.18 and 3.5.x before 3.5.8, Thunderbird before 3.0.2, and SeaMonkey before 2.0.3 allows remote attackers to execute arbitrary code via unspecified method calls that attempt to access freed objects in low-memory situations.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

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 โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ 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 mozillafirefox3.0.1
mozilla mozillafirefox3.0.2
mozilla mozillafirefox3.0.3
mozilla mozillafirefox3.0.4
mozilla mozillafirefox3.0.5
mozilla mozillafirefox3.0.6
mozilla mozillafirefox3.0.7
mozilla mozillafirefox3.0.8
mozilla mozillafirefox3.0.9
mozilla mozillafirefox3.0.10
mozilla mozillafirefox3.0.11
mozilla mozillafirefox3.0.12
mozilla mozillafirefox3.0.13
mozilla mozillaseamonkey1.0.8
mozilla mozillaseamonkey1.0.9
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 mozillafirefox3.0
mozilla mozillafirefox3.0.14
mozilla mozillafirefox3.0.15
mozilla mozillafirefox3.0.17
mozilla mozillafirefox3.5
mozilla mozillafirefox3.5.1
mozilla mozillafirefox3.5.2
mozilla mozillafirefox3.5.3
mozilla mozillafirefox3.5.4
mozilla mozillafirefox3.5.5
mozilla mozillafirefox3.5.6
mozilla mozillafirefox3.5.7
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 mozillaseamonkey1.1.7
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 mozillaseamonkey2.0
mozilla mozillaseamonkey2.0.1
mozilla mozillaseamonkey2.0.2

References

CWEs

CWE-94

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

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