PoC Index

CVE-2026-21531

CRITICAL 9.8EPSS 2.3%

Deserialization of untrusted data in Azure SDK allows an unauthorized attacker to execute code over a network.

CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.34% chance of exploitation in the next 30 days, 82th percentile
Published
2026-02-10
Updated
2026-08-19

Proof-of-concept exploits (1)

References

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