CVE-2012-1966

medium
Published 2012-07-18 ยท Modified 2026-04-29
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
4.3

Description

Mozilla Firefox 4.x through 13.0 and Firefox ESR 10.x before 10.0.6 do not have the same context-menu restrictions for data: URLs as for javascript: URLs, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted URL.

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 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 mozillafirefox8.0.1
mozilla mozillafirefox9.0
mozilla mozillafirefox9.0.1
mozilla mozillafirefox11.0
mozilla mozillafirefox12.0
mozilla mozillafirefox13.0
mozilla mozillafirefox10.0
mozilla mozillafirefox10.0.1
mozilla mozillafirefox10.0.2
mozilla mozillafirefox10.0.3
mozilla mozillafirefox10.0.4
mozilla mozillafirefox10.0.5

References

CWEs

CWE-264

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

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