CVE-2025-8554
MEDIUMCVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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
Lifecycle Timeline
4Description
A vulnerability, which was classified as problematic, has been found in atjiu pybbs up to 6.0.0. This issue affects some unknown processing of the file /admin/user/list. The manipulation of the argument Username leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue.
Analysis
A vulnerability, which was classified as problematic, has been found in atjiu pybbs up to 6.0.0. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.
Technical Context
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A vulnerability, which was classified as problematic, has been found in atjiu pybbs up to 6.0.0. The manipulation of the argument Username leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue. Affected products include: Pybbs Project Pybbs. Version information: up to 6.0.0..
Affected Products
Pybbs Project Pybbs.
Remediation
A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
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External POC / Exploit Code
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