CVE-2025-8556
- Source
- https://cve.org/CVERecord?id=CVE-2025-8556
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-8556.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-8556
- Aliases
- Downstream
- Related
- Published
- 2025-08-06T09:15:28.173Z
- Modified
- 2026-03-23T05:02:31.415540261Z
- Severity
-
- 3.7 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
A flaw was found in CIRCL's implementation of the FourQ elliptic curve. This vulnerability allows an attacker to compromise session security via low-order point injection and incorrect point validation during Diffie-Hellman key exchange.
- References
-
- https://github.com/cloudflare/circl/tree/v1.6.1
- https://news.ycombinator.com/item?id=45669593
- https://access.redhat.com/security/cve/CVE-2025-8556
- https://github.com/cloudflare/circl/security/advisories/GHSA-2x5j-vhc8-9cwm
- https://bugzilla.redhat.com/show_bug.cgi?id=2371624
- https://github.com/cloudflare/circl
- https://www.botanica.software/blog/cryptographic-issues-in-cloudflares-circl-fourq-implementation