CVE-2026-13707
Session fixation attacks on improperly configured OAuth 1.0a tools
Description
Session fixation vulnerability in Wikimedia Foundation OAuth. This vulnerability is associated with program files src/Backend/MWOAuthServer.Php. This issue affects OAuth: from * through 1.46.0, 1.45.4, 1.44.6, 1.43.9.
INFO
Published Date :
July 1, 2026, 2:32 p.m.
Last Modified :
July 1, 2026, 2:32 p.m.
Remotely Exploit :
Yes !
Source :
wikimedia-foundation
Affected Products
The following products are affected by CVE-2026-13707
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | NONE | c4f26cc8-17ff-4c99-b5e2-38fc1793eacc | ||||
| CVSS 4.0 | NONE | c4f26cc8-17ff-4c99-b5e2-38fc1793eacc |
Solution
- Update OAuth to version 1.46.0 or later.
- Apply patches for versions 1.45.4, 1.44.6, or 1.43.9.
- Ensure secure session management configurations are in place.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-13707 vulnerability anywhere in the article.