How severe is CVE-2026-33220?

CVE-2026-33220 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-33220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-33220?

CVE-2026-33220 affects Weblate. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-33220?

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

Does CVE-2026-33220 have an EU (EUVD) identifier?

Yes. CVE-2026-33220 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23000.

When was CVE-2026-33220 published?

CVE-2026-33220 was published on 2026-04-15 and last updated on 2026-06-17.

CVE-2026-33220

CVE-2026-33220 is a medium-severity vulnerability in Weblate with a CVSS 3.x base score of 6.8. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23000
Weakness: CWE-22
Affected product: Weblate
Published: 2026-04-15
Last modified: 2026-06-17

Description

Weblate is a web based localization tool. In versions prior to 5.17, the translation memory API exposed unintended endpoints, which in turn didn't perform proper access control. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable this feature as the CDN add-on is not enabled by default.

Frequently asked questions

What is CVE-2026-33220?: Weblate is a web based localization tool. In versions prior to 5.17, the translation memory API exposed unintended endpoints, which in turn didn't perform proper access control. This issue has been fixed in version 5.17. If developers are unable to update immediately, they can disable this feature as the CDN add-on is not enabled by default.
How severe is CVE-2026-33220?: CVE-2026-33220 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-33220 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-33220?: CVE-2026-33220 affects Weblate. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-33220?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-33220 have an EU (EUVD) identifier?: Yes. CVE-2026-33220 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23000.
When was CVE-2026-33220 published?: CVE-2026-33220 was published on 2026-04-15 and last updated on 2026-06-17.

References

Affected products (1)

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

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