How severe is CVE-2026-22251?

CVE-2026-22251 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-22251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22251?

CVE-2026-22251 affects Weblate Wlc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22251?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-22251 have an EU (EUVD) identifier?

Yes. CVE-2026-22251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1919.

When was CVE-2026-22251 published?

CVE-2026-22251 was published on 2026-01-12 and last updated on 2026-06-17.

CVE-2026-22251

CVE-2026-22251 is a medium-severity vulnerability in Weblate Wlc with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-1919
Weakness: CWE-200
Affected product: Weblate Wlc
Published: 2026-01-12
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-22251?: 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.
How severe is CVE-2026-22251?: CVE-2026-22251 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-22251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22251?: CVE-2026-22251 affects Weblate Wlc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-22251 have an EU (EUVD) identifier?: Yes. CVE-2026-22251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-1919.
When was CVE-2026-22251 published?: CVE-2026-22251 was published on 2026-01-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:weblate:wlc:*:*:*:*:*:*:*:*

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CVE-2026-23535 — High (CVSS 8.0): wlc is a Weblate command-line client using Weblate's REST API. Prior to 1.17.2, the multi-translation download could…
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