CVE-2015-2743

high

Published 2015-07-06 · Modified 2026-05-06

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

7.5

Description

PDF.js in Mozilla Firefox before 39.0 and Firefox ESR 31.x before 31.8 and 38.x before 38.1 enables excessive privileges for internal Workers, which might allow remote attackers to execute arbitrary code by leveraging a Same Origin Policy bypass.

Predictions

Exploit likelihood

20%

Patch ETA

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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.

OS impact

OS	Version	Status	Fixed in
suse	11	affected
suse	12.0	affected

Application impact

Vendor	Product	Versions
mozilla	firefox	`31.0`
mozilla	firefox	`31.1.0`
mozilla	firefox	`31.1.1`
mozilla	firefox	`31.3.0`
mozilla	firefox	`31.5.1`
mozilla	firefox	`31.5.2`
mozilla	firefox	`31.5.3`
mozilla	firefox	`38.0`
mozilla	firefox_esr	`31.1`
mozilla	firefox_esr	`31.2`
mozilla	firefox_esr	`31.3`
mozilla	firefox_esr	`31.4`
mozilla	firefox_esr	`31.5`
mozilla	firefox_esr	`31.6.0`
mozilla	firefox_esr	`31.7.0`
mozilla	firefox	`{"endIncluding":"38.1.0"}`
novell	suse_linux_enterprise_software_development_kit	`12.0`

References

CWEs

CWE-17

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

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