CVE-2026-13707 NONE

CVE-2026-13707: Session fixation attacks on improperly configured OAuth 1.0a tools

Vendor Wikimedia Foundation
Product OAuth
Weakness CWE-384 · Session fixation
Published July 1, 2026
Last update July 1, 2026
View on NVD All CVEs

CVSS base score

0.0/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction —
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

July 1, 2026 CVE published