CVE-2026-4495CWE-79CWE-94

atjiu pybbs CommentApiController.java create cross site scripting

Medium · published March 20, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
26.6
In the wild
Unconfirmed
What it is

A security flaw has been discovered in atjiu pybbs 6.0.0. This impacts the function create of the file src/main/java/co/yiiu/pybbs/controller/api/CommentApiController.java. The manipulation results in cross site scripting. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
EPSS
0.00344 · 26.6th percentile
Weaknesses
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'); CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-03-20T18:02Z
EPSS history
Timeline
  • 20 MAR 18:02Z
    atjiu pybbs CommentApiController.java create cross site scripting
    cvelistv5