CVE-2026-58038: CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') in Wikimedia Foundation timeline
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.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-58038) is an instance of CWE-79, improper neutralization of input during web page generation, leading to cross-site scripting (XSS) in the Wikimedia Foundation timeline product. It affects multiple versions of the timeline component before 1.43.9, 1.44.6, 1.45.4, and 1.46.0. The issue is associated with the files includes/Timeline.Php and scripts/EasyTimeline.Pl. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could allow an attacker to inject malicious scripts into web pages generated by the timeline component, potentially leading to unauthorized script execution in users' browsers. This can result in session hijacking, defacement, or other client-side impacts typical of XSS vulnerabilities. However, no specific impact details or exploitation reports are available.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when using affected versions and consider applying any available workarounds or input sanitization measures if feasible.
CVE-2026-58038: CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') in Wikimedia Foundation timeline
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 v4.0
Score 0.0none
Affected software
pkg:github/wikimedia/timelineRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-58038) is an instance of CWE-79, improper neutralization of input during web page generation, leading to cross-site scripting (XSS) in the Wikimedia Foundation timeline product. It affects multiple versions of the timeline component before 1.43.9, 1.44.6, 1.45.4, and 1.46.0. The issue is associated with the files includes/Timeline.Php and scripts/EasyTimeline.Pl. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation could allow an attacker to inject malicious scripts into web pages generated by the timeline component, potentially leading to unauthorized script execution in users' browsers. This can result in session hijacking, defacement, or other client-side impacts typical of XSS vulnerabilities. However, no specific impact details or exploitation reports are available.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when using affected versions and consider applying any available workarounds or input sanitization measures if feasible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- wikimedia-foundation
- Date Reserved
- 2026-06-27T13:32:41.613Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a45341927e9c79719b99933
Added to database: 07/01/2026, 15:36:57 UTC
Last enriched: 07/10/2026, 09:48:35 UTC
Last updated: 08/15/2026, 12:41:10 UTC
Views: 71
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