CVE-2026-21895

The `rsa` crate is an RSA implementation written in rust. Prior to version 0.9.10, when creating a RSA private key from its components, the construction panics instead of returning an error when one of the primes is `1`. Version 0.9.10 fixes the issue.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/RustCrypto/RSA/commit/2926c91bef7cb14a7ccd42220a698cf4b1b692f7	Patch
https://github.com/RustCrypto/RSA/security/advisories/GHSA-9c48-w39g-hm26	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:rustcrypto:rsa:*:*:*:*:*:rust:*:*

History

12 Mar 2026, 19:27

Type	Values Removed	Values Added
First Time		Rustcrypto Rustcrypto rsa
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.3
References	~~() https://github.com/RustCrypto/RSA/commit/2926c91bef7cb14a7ccd42220a698cf4b1b692f7 -~~	() https://github.com/RustCrypto/RSA/commit/2926c91bef7cb14a7ccd42220a698cf4b1b692f7 - Patch
References	~~() https://github.com/RustCrypto/RSA/security/advisories/GHSA-9c48-w39g-hm26 -~~	() https://github.com/RustCrypto/RSA/security/advisories/GHSA-9c48-w39g-hm26 - Vendor Advisory
CPE		cpe:2.3:a:rustcrypto:rsa::::::rust::*

08 Jan 2026, 14:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-08 14:15

Updated : 2026-03-12 19:27

NVD link : CVE-2026-21895

Mitre link : CVE-2026-21895

CVE.ORG link : CVE-2026-21895

JSON object : View

Products Affected

rustcrypto

rsa

CWE

CWE-703

Improper Check or Handling of Exceptional Conditions

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