PT-2025-46682 · Jose2Go+1 · Jose2Go+1

Zer0Yu · Published 2025-11-12 · Updated 2025-12-31 · CVE-2025-63811

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions jose2go versions 1.5.0 through 1.7.0

Description An issue exists that allows an attacker to cause a Denial-of-Service (DoS) condition. This is achieved by using a specially crafted JSON Web Encryption (JWE) token that has an exceptionally high compression ratio.

Recommendations Update to a version later than 1.7.0.

Exploit

Fix

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2025-63811

ECHO-4A6C-68BA-1866

GHSA-9MJ6-HXHV-W67J

GO-2025-4123

Affected Products

Debian

Jose2Go

References · 16

• 🔥 https://github.com/dvsekhvalnov/jose2go/issues/33 · Exploit
• https://ubuntu.com/security/CVE-2025-63811 · Vendor Advisory
• https://osv.dev/vulnerability/GO-2025-4123 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-63811 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-63811 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-9mj6-hxhv-w67j · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-63811 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-63811 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-63811 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2025-63811 · Vendor Advisory
• https://github.com/dvsekhvalnov/jose2go/commit/0a0673dd7f2820a446de5b04b9094b2291d77d5d · Note
• https://github.com/dvsekhvalnov/jose2go · Note
• https://twitter.com/CVEnew/status/1988820468732948950 · Twitter Post
• https://t.me/CVEtracker/37162 · Telegram Post
• https://t.me/cveNotify/147336 · Telegram Post