CVE-2025-8554 | BDVDB-2026-288463 Detail

atjiupybbs

Description#

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.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact none. Attack vector: network.

Weaknesses#

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-94 Improper Control of Generation of Code ('Code Injection')

References#

Exploit#

https://github.com/atjiu/pybbs/issues/207#issue-3256426074

History#

Version 12025-08-05Record published in the CVE List.

Published

Published: 2025-08-05
Last modified: 2025-08-05

Vendor information

Vendor: atjiu
Product: pybbs

All atjiu vulnerabilities

Score

2.4 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 23.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Cross-Site Scripting

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
6.0
Fixed
Not stated

Scoring System

CVSS v4.0

4.8 Medium

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	High
User Interaction	Passive
Vulnerable System Confidentiality	None
Vulnerable System Integrity	Low
Vulnerable System Availability	None
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

2.4 Low

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	None

CVSS v3.0

2.4 Low

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	None

CVSS v2

3.3 Low

AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:OF/RC:C

Metric breakdown
Access Vector	Network
Access Complexity	Low
Authentication	Multiple
Confidentiality Impact	None
Integrity Impact	Partial
Availability Impact	None

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).