CVE-2015-4495

unknown KEV

Published 2022-05-25 · Modified 2022-05-25

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

2.5

Description

Moxilla Firefox allows remote attackers to bypass the Same Origin Policy to read arbitrary files or gain privileges.

CISA KEV

Vendor: Mozilla
Product: Firefox
Due date: 2022-06-15

Predictions

Exploit likelihood

99%

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.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-37772 local multiple

Tantaryu MING · 2015-08-15

Mozilla Firefox < 39.03 - 'pdf.js' Same Origin Policy

Source code queued for fetch — refresh in a moment.

Metasploit modules

auxiliary_gather/firefox_pdfjs_file_theft rank 300

Firefox PDF.js Browser File Theft

Source fetch failed: fetch_error — view the original via the link above.

OS impact

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`1.1.366+dfsg-1`
sid	Fixed	`1.1.366+dfsg-1`
forky	Fixed	`1.1.366+dfsg-1`
bullseye	Fixed	`1.1.366+dfsg-1`
bookworm	Fixed	`1.1.366+dfsg-1`

References

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

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