HIGHCVSS 8.1KNOWN EXPLOITED

CVE-2021-23758

CVE-2021-23758 updated by NVD

Published: 2026-08-26
Modified: 2026-09-21
Sources: cisa-kev, nvd

Summary

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.

References

https://nvd.nist.gov/vuln/detail/CVE-2021-23758

Includes data from the CISA Known Exploited Vulnerabilities catalog.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

CVE® is a registered trademark of The MITRE Corporation. CVE content reproduced under the CVE Terms of Use; copyright designation © MITRE.