CVE-2026-57915

highCVSS 7.3covered by 1 sourcefirst seen 2026-06-26

It is possible to bypass the Kerberos pre-authentication check in Apache Kerby by sending a PA-DATA with an unrecognized or unsupported type. Users are recommended to upgrade to version 2.1.2, which fixes this issue.

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Exploitation outlook

Low exploitation risk0.32% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 24% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-57915: It is possible to bypass the Kerberos pre-authentication check in Apache Kerby by sending a PA…nvd · 2026-06-26

External references

NVD record for CVE-2026-57915

CVE.org record

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