Lack of entropy allows registered low-privileged users of Litmus to crack valid JWT tokens and gain admin privileges
Priority LOW 31CWE-331Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
The Litmus platform uses JWT for authentication and authorization, but the secret being used for signing the JWT is only 6 bytes long at its core, which makes it extremely easy to crack.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00302 23rd percentileScored 2026-11-07
Fix Fixed litmus (Litmuschaos): 3.23.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| LitmusChaos | litmus | before 3.23.0 | 3.23.0 | Patch available | CNA |
- litmus VendorLitmusChaos Affected before 3.23.0 Fixed in 3.23.0 Patch available CNA
CPE names Threatist (inferred) · 1
Inferred from how NVD named this product before; not given by a source.
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:litmuschaos:litmus:*:*:*:*:*:*:*:* | — | — | LitmusChaos |
- cpe:2.3:a:litmuschaos:litmus:*:*:*:*:*:*:*:* Versions — — ·LitmusChaos
Remediation
- Fix · CNA litmus (Litmuschaos) Fixed in 3.23.0
Timeline
- 2026-10-02 Threatist record created from CVE-2025-14261
- 2026-10-03 Alias added: GHSA-836x-3v5w-54f3
References
More LitmusChaos vulnerabilities
- TI-2025-08048 LitmusChaos Litmus LocalStorage permission CVSS 4.0MEDIUM 5.3
- TI-2025-08047 LitmusChaos Litmus Delete Request delete_project authorization CVSS 4.0MEDIUM 5.3
- TI-2025-08046 LitmusChaos Litmus login access control CVSS 4.0MEDIUM 5.3
- TI-2025-08044 LitmusChaos Litmus resource injection CVSS 4.0MEDIUM 5.3
- TI-2025-08043 LitmusChaos Litmus client-side enforcement of server-side security CVSS 4.0MEDIUM 5.3
- TI-2025-08042 LitmusChaos Litmus list_projects improper authorization CVSS 4.0MEDIUM 5.3
Sources
- CVE-2025-14261 · CVE Program
- CVE-2025-14261 · NVD
- FIRST EPSS
- GHSA-836x-3v5w-54f3 · GitHub Advisory Database · CC BY 4.0
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