CVE-2021-23758

Deserialization of Untrusted Data

Published Dec 3, 2021 CVSS 3.1 · 8.1 High EPSS 82.6% KEV · Listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-74r6-grj9-8rq6 Remote Code Execution in AjaxNetProfessional
Github GHSA Github GHSA GHSA-6r7c-6w96-8pvw Remote Code Execution in AjaxNetProfessional
History
Type Values Removed Values Added
First Time appeared Michaelschwarz
Michaelschwarz ajax.net Professional
CPEs cpe:2.3:a:michaelschwarz:ajax.net_professional:*:*:*:*:*:.net:*:*
Vendors & Products Michaelschwarz
Michaelschwarz ajax.net Professional
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-08-26T00:00:00+00:00', 'dueDate': '2026-09-09T00:00:00+00:00'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
snyk
Published
Updated
Aug 27, 2026, 3:56 AM
Reserved
Jan 8, 2021, 12:00 AM
Status
Analyzed
Published
Dec 3, 2021, 8:15 PM
Modified
Aug 27, 2026, 4:16 AM