OCTOBER 7, 2026
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Case File

CVE-2026-104891

HIGH · CVSS 7.5 EPSS 0.28% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-05 · Last synced 2026-10-06

CyberRota Analysis

AI-Generated

The mppx-condition-gate and mppx-token-gate packages prior to specified versions are vulnerable to unauthorized access, allowing unauthenticated attackers to exploit wallet address checks to obtain content without payment. This flaw could lead to significant financial losses as attackers can reuse cached access grants. Organizations using these packages should prioritize updating to the latest versions to mitigate this high-severity risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-104891
Severity
HIGH
CVSS
7.5
EPSS
0.28%

Original NVD Description

mppx-condition-gate provides conditional free-access wrappers for mppx payment methods. Prior to @insumermodel/mppx-condition-gate 3.0.0 and @insumermodel/mppx-token-gate 1.0.4, the packages read a wallet address from the client-supplied credential.source, checked whether that public address met configured on-chain conditions, and returned a successful free-access receipt without invoking the wrapped payment verifier or proving that the caller controlled the wallet. An unauthenticated attacker could name any qualifying wallet and obtain content that should require payment, and cached grants could be reused for the configured cache lifetime. The corrected packages prevent free-access authorization unless payer control has been established. These issues are fixed in @insumermodel/mppx-condition-gate 3.0.0 and @insumermodel/mppx-token-gate 1.0.4.