CVE-2026-58038 — MEDIUM (6.1)

Q: How severe is CVE-2026-58038?

CVE-2026-58038 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-58038?

Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki.

Vulnerability Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation timeline. This vulnerability is associated with program files includes/Timeline.Php, scripts/EasyTimeline.Pl. This issue affects timeline: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Mediawiki	Mediawiki	>= 1.43.0, < 1.43.9

Related Weaknesses (CWE)

CWE-79

References

https://phabricator.wikimedia.org/T427611Third Party Advisory

FAQ

What is CVE-2026-58038?

CVE-2026-58038 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation timeline. This vulnerability is associated with program files includ...

How severe is CVE-2026-58038?

CVE-2026-58038 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-58038?

Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki.