CVE-2026-22705 — MEDIUM (6.4)

Vulnerability Description

RustCrypto: Signatures offers support for digital signatures, which provide authentication of data using public-key cryptography. Prior to version 0.1.0-rc.2, a timing side-channel was discovered in the Decompose algorithm which is used during ML-DSA signing to generate hints for the signature. This issue has been patched in version 0.1.0-rc.2.

CVSS Score

6.4

MEDIUM

CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Related Weaknesses (CWE)

CWE-1240

References

FAQ

What is CVE-2026-22705?

CVE-2026-22705 is a vulnerability with a CVSS score of 6.4 (MEDIUM). RustCrypto: Signatures offers support for digital signatures, which provide authentication of data using public-key cryptography. Prior to version 0.1.0-rc.2, a timing side-channel was discovered in t...

How severe is CVE-2026-22705?

CVE-2026-22705 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-22705?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.