Vulnerability record · CVE-2025-63811 · published 12 November 2025
CVE-2025-63811: Dvsekhvalnov jose2go uncontrolled resource consumption vulnerability
DDvsekhvalnov · Jose2go
An issue was discovered in dvsekhvalnov jose2go 1.5.0 thru 1.7.0 allowing an attacker to cause a Denial-of-Service (DoS) via crafted JSON Web Encryption (JWE) token with an exceptionally high compression ratio.
Description
An issue was discovered in dvsekhvalnov jose2go 1.5.0 thru 1.7.0 allowing an attacker to cause a Denial-of-Service (DoS) via crafted JSON Web Encryption (JWE) token with an exceptionally high compression ratio.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
| Link | Tags |
|---|---|
| https://github.com/dvsekhvalnov/jose2go/issues/33 | ExploitIssue TrackingMitigation |
Track CVE-2025-63811 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
Source: NIST National Vulnerability Database (record CVE-2025-63811), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.