CVE-2024-53326: Deserialization of Untrusted Data
Source CVE Database V5
Public exploit available (Metasploit) · CVSS 7.3 High · fixed in 5.52.01 : patch affected systems as a priority.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 41% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 5.52.01
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 8 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: evidence found.
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
If you cannot patch yet, users should exercise caution when handling serialized data within LINQPad and limit access to trusted users.
Description
CVE-2024-53326 is a high-severity vulnerability affecting LINQPad Pro editions before version 5.52.01. It involves unsafe deserialization in the LINQPad. AutoRefManager::PopulateFromCache() method, which can lead to remote code execution. The vulnerability requires local access with low privileges and user interaction to exploit. There are no known exploits in the wild at this time.