CVE-2015-8001

low
Published 2015-11-09 · Modified 2026-05-06
CVSS v3
CVSS v2
3.5
VIR risk
3.5

Description

The chunked upload API (ApiUpload) in MediaWiki before 1.23.11, 1.24.x before 1.24.4, and 1.25.x before 1.25.3 does not restrict the uploaded data to the claimed file size, which allows remote authenticated users to cause a denial of service via a chunk that exceeds the file size.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-8001

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://phabricator.wikimedia.org/T91203

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-October/000181.html

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed1:1.25.5-1
debian debianbullseyefixed1:1.25.5-1
debian debianforkyfixed1:1.25.5-1
debian debiansidfixed1:1.25.5-1
debian debiantrixiefixed1:1.25.5-1

Application impact

VendorProductVersionsFixed
mediawikimediawiki{"endIncluding":"1.23.10"}
mediawikimediawiki1.24.0
mediawikimediawiki1.24.1
mediawikimediawiki1.24.2
mediawikimediawiki1.24.3
mediawikimediawiki1.25.0
mediawikimediawiki1.25.1
mediawikimediawiki1.25.2

References

CWEs

CWE-284

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