5.4
MEDIUM CVSS 3.1
CVE-2026-129142
paicoding commit 766c48b through 903adce Stored XSS via Payment Notifications
Description

paicoding commit 766c48b through commit 903adce contains a stored cross-site scripting vulnerability in payment notifications, where NotifyMsgListener inserts the payer's display name unescaped and notify-system-item.html renders it via th:utext. Authenticated attackers can set a malicious display name and start a pending payment on a paid article, executing script in the author's browser when the author views notifications.

INFO

Published Date :

Nov. 13, 2026, 6:17 p.m.

Last Modified :

Nov. 13, 2026, 6:17 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-129142 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Itwanger paicoding
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 MEDIUM MITRE-CVE
CVSS 3.1 MEDIUM [email protected]
CVSS 4.0 MEDIUM 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 MEDIUM [email protected]
Solution
Sanitize payer display names in payment notifications to prevent script execution.
  • Escape payer display names before rendering.
  • Review notification rendering logic.
  • Update payment notification components.
  • Apply code patches to notifyMsgListener.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-129142 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-129142 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-129142 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-129142 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Nov. 13, 2026

    Action Type Old Value New Value
    Added Description paicoding commit 766c48b through commit 903adce contains a stored cross-site scripting vulnerability in payment notifications, where NotifyMsgListener inserts the payer's display name unescaped and notify-system-item.html renders it via th:utext. Authenticated attackers can set a malicious display name and start a pending payment on a paid article, executing script in the author's browser when the author views notifications.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Added CWE CWE-79
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/129xxx/CVE-2026-129142.json">CVE-2026-129142</a>
    Added Reference https://github.com/itwanger/paicoding/blob/903adce70309d340f7eec51ec3c80cfe3c8326c1/paicoding-service/src/main/java/com/github/paicoding/forum/service/notify/service/impl/NotifyMsgListener.java#L274-L288
    Added Reference https://github.com/itwanger/paicoding/blob/903adce70309d340f7eec51ec3c80cfe3c8326c1/paicoding-ui/src/main/resources/templates/components/notice/notify-system-item.html#L18
    Added Reference https://github.com/itwanger/paicoding/issues/137
    Added Reference https://vul.yulun.ac.cn/20261112/paicoding/
    Added Reference https://www.vulncheck.com/advisories/paicoding-commit-766c48b-through-903adce-stored-xss-via-payment-notifications
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.