CVE-2025-12816Interpretation Conflict in Bazaar Node-forge

Severity
8.6HIGHNVD
EPSS
0.1%
top 77.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedNov 25
Latest updateMar 26

Description

An interpretation-conflict (CWE-436) vulnerability in node-forge versions 1.3.1 and earlier enables unauthenticated attackers to craft ASN.1 structures to desynchronize schema validations, yielding a semantic divergence that may bypass downstream cryptographic verifications and security decisions.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:NExploitability: 3.9 | Impact: 4.0

Affected Packages7 packages

Patches

🔴Vulnerability Details

5
GHSA
Forge has a basicConstraints bypass in its certificate chain verification (RFC 5280 violation)2026-03-26
OSV
Forge has a basicConstraints bypass in its certificate chain verification (RFC 5280 violation)2026-03-26
GHSA
node-forge has an Interpretation Conflict vulnerability via its ASN.1 Validator Desynchronization2025-11-26
OSV
node-forge has an Interpretation Conflict vulnerability via its ASN.1 Validator Desynchronization2025-11-26
OSV
CVE-2025-12816: An interpretation-conflict (CWE-436) vulnerability in node-forge versions 12025-11-25

📋Vendor Advisories

4
CISA ICS
Siemens SIDIS Prime2026-03-12
Red Hat
node-forge: node-forge: Interpretation conflict vulnerability allows bypassing cryptographic verifications2025-11-25
Microsoft
CVE-2025-12816: CVE-2025-12816 Mariner: Mariner certcc: certcc Customer Action Required: Yes Remediation: CBL-Mariner Releases Reference: https://learn2025-11-11
Debian
CVE-2025-12816: node-node-forge - An interpretation-conflict (CWE-436) vulnerability in node-forge versions 1.3.1 ...2025

🕵️Threat Intelligence

1
Bleepingcomputer
Popular Forge library gets fix for signature verification bypass flaw2025-11-26