Is semantic-kernel affected by CVE-2026-26030?

PyPI semantic-kernel is affected in <1.39.4.

Is CVE-2026-26030 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 2.9%.

critical

CVE-2026-26030

Q: Is CVE-2026-26030 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 2.9%.

PyPI · semantic-kernel

Summary

Microsoft Semantic Kernel InMemoryVectorStore filter functionality vulnerable to remote code execution

Severity: critical
EPSS: 2.9% (p85)
Also known as: GHSA-xjw9-4gw8-4rqx, PYSEC-2026-163
Published: 2026-02-19

References

https://github.com/microsoft/semantic-kernel/security/advisories/GHSA-xjw9-4gw8-4rqx
https://nvd.nist.gov/vuln/detail/CVE-2026-26030
https://github.com/microsoft/semantic-kernel/pull/13505

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.