SB2026090791 - Multiple vulnerabilities in go-jose

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Main Vulnerability Database SB2026090791

SB2026090791 - Multiple vulnerabilities in go-jose

Published: September 7, 2026

Security Bulletin ID SB2026090791
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Uncontrolled Recursion (CVE-ID: N/A)

CWE-ID: CWE-674 - Uncontrolled Recursion

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to uncontrolled recursion in JSON parsing when processing deeply nested JSON structures. A remote attacker can submit a deeply nested JSON structure to cause a denial of service.


2) Uncaught Exception (CVE-ID: N/A)

CWE-ID: CWE-248 - Uncaught Exception

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to improper error handling in CBC-HMAC decryption processing when decrypting untrusted ciphertext using affected CBC-HMAC content-encryption algorithms. A remote attacker can supply a crafted ciphertext to cause a denial of service.

The affected content-encryption algorithms are A128CBC-HS256, A192CBC-HS384, and A256CBC_HS512.


Remediation

Install update from vendor's website.

References