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CVE-2025-7786

Gnuboard g6 Post Reply qa cross site scripting

Published: Jul 18, 2025Updated: Apr 29, 2026 Sources: CVE List NVDCWE-79
NVD MITRE
3.5CVSSLOW
EPSS Score
0.2%
Top 86.2%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

A vulnerability, which was classified as problematic, has been found in Gnuboard g6 up to 6.0.10. This issue affects some unknown processing of the file /bbs/scrap_popin_update/qa/ of the component Post Reply Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79CWE-94

Affected Products

gnuboardsir
g6Gnuboard
On-prem
Web & CMS Plugins / forum-wiki
siraka gnuboard, gnucommerce, youngcart5
gnuboardoss-projectWeb & CMS Plugins

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/gnuboard/g6/issues/645
github.com
https://vuldb.com/?ctiid.316847
vuldb.com
https://vuldb.com/?id.316847
vuldb.com
and 1 more references View all →

Timeline

Published
Jul 18, 2025
Last Updated
Apr 29, 2026

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