Description
InstantCMS is a free and open source content management system. In photo upload function in the photo album page there is no input validation taking place. Due to this attackers are able to inject the XSS (Cross Site Scripting) payload and execute. This vulnerability is fixed in 2.16.3.
References (2)
Core 2
Core References
Exploit, Patch, Vendor Advisory x_refsource_confirm
https://github.com/instantsoft/icms2/security/advisories/GHSA-f6cf-jg84-fw29
Scores
CVSS v3
5.4
EPSS
0.0059
EPSS Percentile
69.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
instantcms/instantcms
< 2.16.3
Published
Oct 29, 2024
Tracked Since
Feb 18, 2026