CVE-2024-22871: Clojure · Deserialization of Untrusted Data
Source CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 1.5% chance of exploitation in 30 days – higher than 74% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 29 Feb 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
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
- Monitor official Clojure repositories and security advisories for patches or updates addressing CVE-2024-22871 and apply them promptly once available.
- Implement network-level access controls such as firewalls and intrusion prevention systems to restrict exposure of Clojure-based services to untrusted networks.
- Employ application-layer rate limiting and input validation to reduce the risk of triggering the vulnerable function with malicious payloads.
- Conduct code reviews and testing to identify usage of the clojure.core$partial$fn__5920 function and assess the potential for exploitation within your applications.
- Consider deploying runtime application self-protection (RASP) or behavior monitoring tools to detect abnormal application behavior indicative of DoS attempts.
- Prepare incident response plans to quickly isolate and remediate affected systems in case of exploitation.
- Where feasible, isolate vulnerable services in segmented network zones to limit the blast radius of potential attacks.
- Educate development and operations teams about the vulnerability and encourage secure coding practices to prevent similar issues.
Description
An issue in Clojure versions 1.20 to 1.12.0-alpha5 allows an attacker to cause a denial of service (DoS) via the clojure.core$partial$fn__5920 function.
References
- hackmd.io/%40fe1w0/rymmJGida (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SWWK2SO2MH4SXPO6L444MM6LHVLVFULV/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25FKUOYXQZGGJMFUM5HJABWMIX2TILRV/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YFPGUDXMW6OXKIDGCOZFEAXO74VQIB2T/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/25FKUOYXQZGGJMFUM5HJABWMIX2TILRV/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SWWK2SO2MH4SXPO6L444MM6LHVLVFULV/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YFPGUDXMW6OXKIDGCOZFEAXO74VQIB2T/ (opens in a new tab)