---
title: "CVE-2026-103044: The Wikimedia Foundation Mediawiki - XPath Injection"
description: "The Wikimedia Foundation Mediawiki - EasyTimeline extension < 1.46.1, 1.45.5, 1.43.10 contains an xpath injection caused by improper input sanitization, letting attackers perform blind XPath injection, exploit requires crafted input."
url: https://panop.io/threat-heartbeat/CVE-2026-103044/
---

# CVE-2026-103044 The Wikimedia Foundation Mediawiki - XPath Injection

The Wikimedia Foundation Mediawiki - EasyTimeline extension < 1.46.1, 1.45.5, 1.43.10 contains an xpath injection caused by improper input sanitization, letting attackers perform blind XPath injection, exploit requires crafted input.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.44% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103044)

## Details

Type

XPath Injection

Impact

Information Disclosure, Data Tampering

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

29 September 2026

Updated

15 October 2026

Weakness

[CWE-91](https://cwe.mitre.org/data/definitions/91.html) [CWE-22](https://cwe.mitre.org/data/definitions/22.html)

## Vendor fix

Upgrade to version 1.46.1, 1.45.5, 1.43.10 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103044](https://nvd.nist.gov/vuln/detail/CVE-2026-103044)
- [https://gerrit.wikimedia.org/r/c/mediawiki/extensions/timeline/+/1346078](https://gerrit.wikimedia.org/r/c/mediawiki/extensions/timeline/+/1346078)
- [https://phabricator.wikimedia.org/T428006](https://phabricator.wikimedia.org/T428006)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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