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MEDIUM · 5.3

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 o...

Vulnerability Description

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 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
RustcryptoRsa< 0.9.10

Related Weaknesses (CWE)

CWE-703

References

FAQ

What is CVE-2026-21895?

CVE-2026-21895 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 o...

How severe is CVE-2026-21895?

CVE-2026-21895 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21895?

Check the references section above for vendor advisories and patch information. Affected products include: Rustcrypto Rsa.