CVE-2026-45106

Summary

Weblate is a web based localization tool. Prior to version 2026.5, Weblate's live search preview renders unit source and context as HTML without escaping. Any contributor whose content reaches those fields stores HTML and CSS that runs inside the authenticated editor of every user who runs a matching search. This issue has been patched in version 2026.5.

Affected Software

Weaknesses

• CWE-79: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/WeblateOrg/weblate/security/advisories/GHSA-6wxc-8mgq-w26m
• https://github.com/WeblateOrg/weblate/pull/19422
• https://github.com/WeblateOrg/weblate/releases/tag/weblate-2026.5

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