What is CVE-2026-44263?

CVE-2026-44263 is a medium-severity vulnerability in Weblate, classified under Observable Discrepancy. CVSS score: 4.3/10. Published 2026-05-07.

How severe is CVE-2026-44263?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Weblate

CVE-2026-44263

Weblate is a web based localization tool. Prior to version 5.17.1, the screenshots, tasks, and component link API allowed for the enumeration of translations in a project inaccessible to the user. This issue has been patched in version 5.17.1.

Published 2026-05-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (28.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weblate
Weblateorg Weblate — versions < 5.17.1

Weakness classification (CWE)

CWE-203 — Observable Discrepancy

References

github.com/WeblateOrg/weblate/security/advisories/GHSA-gcg5-86jr-f7jg (Patch, Vendor Advisory)
github.com/WeblateOrg/weblate/pull/19258 (Patch, Issue Tracking)
github.com/WeblateOrg/weblate/commit/6cf892c7bd50b667a65a99d716a90694f7d9f203 (Patch)
github.com/WeblateOrg/weblate/releases/tag/weblate-5.17.1 (Release Notes)

Frequently asked questions

What is CVE-2026-44263?: CVE-2026-44263 is a medium-severity vulnerability in Weblate, classified under Observable Discrepancy. CVSS score: 4.3/10. Published 2026-05-07.
How severe is CVE-2026-44263?: Medium severity. CVSS v3 base score is 4.3 out of 10.