How severe is CVE-2026-24825?

CVE-2026-24825 has a CVSS 4.0 base score of 6.9, rated medium severity.

Is CVE-2026-24825 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-24825?

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

Does CVE-2026-24825 have an EU (EUVD) identifier?

Yes. CVE-2026-24825 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4806.

When was CVE-2026-24825 published?

CVE-2026-24825 was published on 2026-01-27 and last updated on 2026-06-17.

CVE-2026-24825

CVE-2026-24825 is a medium-severity vulnerability with a CVSS 4.0 base score of 6.9. 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-401.

Key facts

Severity: Medium (CVSS 4.0 base score 6.9)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4806
Weakness: CWE-401
Published: 2026-01-27
Last modified: 2026-06-17

Description

Missing Release of Memory after Effective Lifetime vulnerability in ydb-platform ydb (contrib/libs/yajl modules). This vulnerability is associated with program files yail_tree.C. This issue affects ydb: through 24.4.4.2.

Frequently asked questions

What is CVE-2026-24825?: Missing Release of Memory after Effective Lifetime vulnerability in ydb-platform ydb (contrib/libs/yajl modules). This vulnerability is associated with program files yail_tree.C. This issue affects ydb: through 24.4.4.2.
How severe is CVE-2026-24825?: CVE-2026-24825 has a CVSS 4.0 base score of 6.9, rated medium severity.
Is CVE-2026-24825 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-24825?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-24825 have an EU (EUVD) identifier?: Yes. CVE-2026-24825 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4806.
When was CVE-2026-24825 published?: CVE-2026-24825 was published on 2026-01-27 and last updated on 2026-06-17.

References

https://github.com/ydb-platform/ydb/pull/17570

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