CVE-2026-129144

paicoding 1.0.3 Payment Bypass via Guessable Codes in /article/api/pay/callback

Published Nov 13, 2026 CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Description
paicoding 1.0.3 contains a payment bypass vulnerability that allows authenticated attackers to unlock paid articles by guessing weak payment confirmation codes. Attackers can start a payment, enumerate roughly 2000 IdUtil.genPayCode counter values, and submit the matching verifyCode to the unauthenticated callback to mark it paid.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

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History
Type Values Removed Values Added
Description paicoding 1.0.3 contains a payment bypass vulnerability that allows authenticated attackers to unlock paid articles by guessing weak payment confirmation codes. Attackers can start a payment, enumerate roughly 2000 IdUtil.genPayCode counter values, and submit the matching verifyCode to the unauthenticated callback to mark it paid.
Title paicoding 1.0.3 Payment Bypass via Guessable Codes in /article/api/pay/callback
First Time appeared Itwanger
Itwanger paicoding
Weaknesses CWE-334
CPEs cpe:2.3:a:itwanger:paicoding:1.0.3:*:*:*:*:*:*:*
Vendors & Products Itwanger
Itwanger paicoding
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses
  • CWE-334

    Small Space of Random Values

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 13, 2026, 5:22 PM
Reserved
Nov 13, 2026, 4:38 PM

No data.