Chainlit contains an authorization bypass vulnerability
Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the product.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | chainlit | < 2.8.5 | 2.8.5 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-68492
- https://github.com/Chainlit/chainlit/pull/2637
- https://github.com/Chainlit/chainlit/commit/8f1153db439eca58ae5c50c8276ba6fdd311448e
- https://github.com/Chainlit/chainlit
- https://github.com/Chainlit/chainlit/releases
- https://github.com/Chainlit/chainlit/releases/tag/2.8.5
- https://jvn.jp/en/jp/JVN34964581
- https://pypi.org/project/chainlit
- https://github.com/advisories/GHSA-v492-6xx2-p57g
- CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N- Weakness (CWE)
CWE-639- Platform
- Python (PyPI)
- Package
chainlit- Disclosed
- 14.01.2026
- Updated
- 11.10.2026 13:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-1238 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-v492-6xx2-p57g - CC BY 4.0
Vulnerability history: chainlit
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 6
- First → latest
- 01.2026 08.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 2
- High 2
- Medium 1
- Low 1
Disclosures per year
- 2026: 6
-
Chainlit contains an authorization bypass vulnerability this entry
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