CVE-2025-45770

HIGH EPSS 2.1%
Published Jul 31, 202511mo ago · Modified Jun 17, 20262w ago
7.0 CVSS 3.1
High
Find Similar
Published Jul 31, 2025 11mo ago
Last Modified Jun 17, 2026 2w ago

Description

jwt v5.4.3 was discovered to contain weak encryption. NOTE: this issue has been disputed on the basis that key lengths are expected to be set by an application, not by this library. This dispute is subject to review under CNA rules 4.1.4, 4.1.14, and other rules; the dispute tagging is not meant to recommend an outcome for this CVE Record.

CVSS Details

Base Score
7.0
Exploitability
2.2
Impact
4.7
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Low
Availability High

Threat Intelligence

EPSS Exploit Probability
2.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-326

Affected Products 1

VendorProductVersionRange
jwt_projectjwt* ≤5.4.3

References 3

  • gist.github.com https://gist.github.com/ZupeiNie/cd88c827eef11a1618f8baacccd240fb
    Third Party Advisory
  • github.com https://github.com/lcobucci
    Product
  • github.com https://github.com/lcobucci/jwt
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.