CVE-2026-44264: CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in WeblateOrg weblate
Weblate is a web based localization tool. Prior to version 5.17.1, the Markdown renderer used in user comments and other user-provided content didn't properly sanitize some attributes. This issue has been patched in version 5.17.1.
AI Analysis
Technical Summary
Weblate versions before 5.17.1 contain a cross-site scripting (XSS) vulnerability due to improper sanitization of some attributes in the Markdown renderer used for user comments and other user-generated content. This improper neutralization of script-related HTML tags (CWE-80) could allow an attacker with low privileges to inject script code that affects the integrity of the web application interface. The vulnerability has been patched in version 5.17.1.
Potential Impact
The vulnerability impacts the integrity of the Weblate application by allowing injection of script-related HTML tags in user-provided content, potentially enabling cross-site scripting attacks. There is no impact on confidentiality or availability. The CVSS 3.1 base score is 4.3 (medium severity), reflecting a network attack vector with low complexity and no user interaction required but limited privileges needed.
Mitigation Recommendations
Upgrade Weblate to version 5.17.1 or later, where this vulnerability has been fixed. Since this is an official fix, applying the update fully mitigates the issue. No additional vendor advisories indicate alternative mitigations or that no action is required.
CVE-2026-44264: CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in WeblateOrg weblate
Description
Weblate is a web based localization tool. Prior to version 5.17.1, the Markdown renderer used in user comments and other user-provided content didn't properly sanitize some attributes. This issue has been patched in version 5.17.1.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Weblate versions before 5.17.1 contain a cross-site scripting (XSS) vulnerability due to improper sanitization of some attributes in the Markdown renderer used for user comments and other user-generated content. This improper neutralization of script-related HTML tags (CWE-80) could allow an attacker with low privileges to inject script code that affects the integrity of the web application interface. The vulnerability has been patched in version 5.17.1.
Potential Impact
The vulnerability impacts the integrity of the Weblate application by allowing injection of script-related HTML tags in user-provided content, potentially enabling cross-site scripting attacks. There is no impact on confidentiality or availability. The CVSS 3.1 base score is 4.3 (medium severity), reflecting a network attack vector with low complexity and no user interaction required but limited privileges needed.
Mitigation Recommendations
Upgrade Weblate to version 5.17.1 or later, where this vulnerability has been fixed. Since this is an official fix, applying the update fully mitigates the issue. No additional vendor advisories indicate alternative mitigations or that no action is required.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-05-05T16:33:55.845Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69fca382cbff5d8610fd58ef
Added to database: 5/7/2026, 2:36:50 PM
Last enriched: 5/7/2026, 2:52:17 PM
Last updated: 5/7/2026, 4:22:08 PM
Views: 5
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