CVE-2025-1293: hermes — Fix

Description

Hermes versions up to 0.4.0 improperly validated the JWT provided when using the AWS ALB authentication mode, potentially allowing for authentication bypass. This vulnerability, CVE-2025-1293, was fixed in Hermes 0.5.0.

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CVSS v3.1 Score

8.2

HIGH

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

Weakness Type (CWE)

CWE-1390 CWE-1390

Affected Products

Vendor	Product	Versions
hashicorp	hermes	< 0.5.0

References

Advisories & Patches

https://discuss.hashicorp.com/t/hcsec-2025-03-hashicorp-hermes-improperly-validates-aws-alb-jwts-which-may-lead-to-authentication-bypass/73371

Frequently Asked Questions

What is CVE-2025-1293? +

Hermes versions up to 0.4.0 improperly validated the JWT provided when using the AWS ALB authentication mode, potentially allowing for authentication bypass. This vulnerability, CVE-2025-1293, was fixed in Hermes 0.5.0. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2025-1293? +

CVE-2025-1293 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-1293? +

CVE-2025-1293 affects products from hashicorp, specifically: hermes. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-1293? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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