Unauthenticated SQL injection in UserPageViewTracker via filterusers and ignoreusers parameters

published 2026-09-29 40 d ago modified 2026-10-01 38 d ago also EUVD-2026-89094

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Wikimedia Foundation Mediawiki - UserPageViewTracker Extension allows SQL Injection.

This issue affects Mediawiki - UserPageViewTracker Extension: from * before 1.46.1, 1.45.5, 1.43.10.

Patch / fix

fixed in 1

Wikimedia Foundation Mediawiki - UserPageViewTracker Extension 1.46.1, 1.45.5, 1.43.10

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-102796 updated 2026-10-31 cvss 8.6

mediawiki: mediawiki: SQL injection in UserPageViewTracker via filterusers and ignoreusers parameters

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: partial
Assessed: 38 d ago (2026-10-01)

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

phabricator.wikimedia.org https://phabricator.wikimedia.org/T432836 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Wikimedia Foundation Mediawiki - UserPageViewTracker Extension

Classification

Weakness

CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

CVE List CVE-2026-102796
NVD CVE-2026-102796

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary