cve.bz

CVE-2021-23758

9.8 criticalKEVEPSS 83%

Critical (9.8) in Ajax.NET Professional Ajax.NET Professional. In CISA KEV since 2026-08-26. EPSS 83% chance of exploitation in the next 30 days.

All versions of package ajaxpro.2 are vulnerable to Deserialization of Untrusted Data due to the possibility of deserialization of arbitrary .NET classes, which can be abused to gain remote code execution.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
83% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2026-08-26, due 2026-09-09
CWE
CWE-502
Published
Modified
Record from
the NVD, synced

Affected

References

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