CVE-2025-8791: LitmusChaos Litmus · Improper Authorization
Affects LitmusChaos LitmusSource CVE Database V5
Public exploit available · CVSS 5.3 Medium.
Data as of 26 Oct 2026, 12:55 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 28% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 10 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: evidence found.
CVSS exploit maturity: proof of concept public
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), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LitmusChaos Litmus | Affected
| Fixed in– |
AI-suggested
- Implement strict network segmentation and firewall rules to restrict access to the LitmusChaos management interfaces, especially the /auth/list_projects endpoint, limiting it to trusted administrators and internal networks only.
- Employ Web Application Firewalls (WAFs) with custom rules to detect and block anomalous requests manipulating the 'role' parameter.
- Monitor access logs for unusual or unauthorized attempts to access the /auth/list_projects endpoint, focusing on requests with suspicious role argument values.
- If possible, temporarily disable or restrict the use of the vulnerable endpoint until a vendor patch or official fix is available.
- Conduct internal audits of user roles and permissions within LitmusChaos to minimize privileges and enforce the principle of least privilege.
- Consider deploying runtime application self-protection (RASP) tools to detect and prevent exploitation attempts in real time.
- Stay alert for vendor updates or community patches and plan for timely application once available.
- Educate DevOps and security teams about this vulnerability to ensure rapid response to any suspicious activity related to chaos engineering tools.
Description
A vulnerability was found in LitmusChaos Litmus up to 3.19.0. It has been rated as critical. This issue affects some unknown processing of the file /auth/list_projects. The manipulation of the argument role leads to improper authorization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.