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CVE-2015-8001

13
FAUCET Score

CVE-2015-8001 describes a denial of service vulnerability in MediaWiki versions prior to 1.23.11, 1.24.4, and 1.25.3. The chunked upload API (ApiUpload) fails to enforce the claimed file size, allowing authenticated attackers to upload oversized chunks and disrupt service. This vulnerability has a CVSS score of 3.5, indicating a medium attack complexity and low impact, primarily affecting availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.23.10CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
1.24.0CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.24.0:*:*:*:*:*:*:*
1.24.1CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.24.1:*:*:*:*:*:*:*
1.24.2CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.24.2:*:*:*:*:*:*:*
1.24.3CPE matchmatch criteria
cpe:2.3:a:mediawiki:mediawiki:1.24.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

3.5LOW

AV:N/AC:M/Au:S/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.57%
Probability of exploitation in next 30 days
EPSS Percentile
72.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0157 is in the 79th percentile among its peer group of 1,638 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

lists.wikimedia.org / pipermail/mediawiki-announce/2015-October/000181.html
PatchVendor Advisory
phabricator.wikimedia.org / T91203
Vendor Advisory
securitytracker.com / id/1034028