CVE-2025-45770
High
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.
SeverityHigh
CVSS7.0
Exploit probability—
ProductJwt
PublishedJul 31, 2025
First seenJul 31, 2025
Weakness typeCWE-326CWE-326
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jwt_project jwt | v ≤ 5.4.3 | — |
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