CVE-2025-27518
Cognita CORS misconfiguration in backend API server
Cognita is a RAG (Retrieval Augmented Generation) Framework for building modular, open source applications for production by TrueFoundry. An insecure CORS configuration in the Cognita backend server allows arbitrary websites to send cross site requests to the application. This vulnerability is fixed in commit 75079c3d3cf376381489b9a82ee46c69024e1a15.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
6.9
Cognita CORS misconfiguration in backend API server
Cognita is a RAG (Retrieval Augmented Generation) Framework for building modular, open source applications for production by TrueFoundry. An insecure CORS configuration in the Cognita backend server allows arbitrary websites to send cross site requests to the application. This vulnerability is fixed in commit 75079c3d3cf376381489b9a82ee46c69024e1a15.
- Record
CVE-2025-27518- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-7789
6.9
Cognita is a RAG (Retrieval Augmented Generation) Framework for building modular, open source applications for production by TrueFoundry. An insecure CORS configuration in the Cognita backend server allows arbitrary websites to send cross site requests to the application. This vulnerability is fixed in commit 75079c3d3cf376381489b9a82ee46c69024e1a15.
- Record
EUVD-2025-7789- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N - Updated
- 2026-11-02
NVD
6.9
Cognita is a RAG (Retrieval Augmented Generation) Framework for building modular, open source applications for production by TrueFoundry. An insecure CORS configuration in the Cognita backend server allows arbitrary websites to send cross site requests to the application. This vulnerability is fixed in commit 75079c3d3cf376381489b9a82ee46c69024e1a15.
- Record
CVE-2025-27518- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
6.9
Cognita CORS misconfiguration in backend API server
Cognita is a RAG (Retrieval Augmented Generation) Framework for building modular, open source applications for production by TrueFoundry. An insecure CORS configuration in the Cognita backend server allows arbitrary websites to send cross site requests to the application. This vulnerability is fixed in commit 75079c3d3cf376381489b9a82ee46c69024e1a15.
- Record
CVE-2025-27518- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-27518 is a medium vulnerability (CVSS 6.9) in Truefoundry Cognita, published March 7, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.49%, the 42nd percentile. No source names a fixed version.
References
securitylab.github.com/advisories/GHSL-2024-193_GHSL-2024-194_Cognita
github.com/truefoundry/cognita/pull/424
github.com/truefoundry/cognita/commit/75079c3d3cf376381489b9a82ee46c69024e1a15
github.com/CVEProject/cvelistV5/tree/main/cves/2025/27xxx/CVE-2025-27518.json
nvd.nist.gov/vuln/detail/CVE-2025-27518