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Vulnerability record · CVE-2026-22251 · published 12 January 2026

CVE-2026-22251: Weblate wlc information exposure vulnerability

Weblate · Wlc

wlc is a Weblate command-line client using Weblate's REST API. Prior to 1.17.0, wlc supported providing unscoped API keys in the setting. This practice was discouraged for years, but the code was never removed. This might cause the API key to be leaked to different servers.

5.5 CVSS 3.1 Medium EPSS 0.19% · top 92.1% CWE-200 · Information exposure
5.5CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

wlc is a Weblate command-line client using Weblate's REST API. Prior to 1.17.0, wlc supported providing unscoped API keys in the setting. This practice was discouraged for years, but the code was never removed. This might cause the API key to be leaked to different servers.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/WeblateOrg/wlc/commit/aafdb507a9e66574ade1f68c50c4fe75dbe80797 Patch
https://github.com/WeblateOrg/wlc/pull/1098 Issue Tracking
https://github.com/WeblateOrg/wlc/security/advisories/GHSA-9rp8-h4g8-8766 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-22251), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.