CodeCanyon Perfex CRM Project Discussions Module 2 cross site scripting

published 2025-04-04 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-9674

cvss: 3.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits: 0; none known

A vulnerability was found in CodeCanyon Perfex CRM 3.2.1. It has been classified as problematic. Affected is an unknown function of the file /perfex/clients/project/2 of the component Project Discussions Module. The manipulation of the argument description leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 19 mo ago (2025-04-04)

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/bytium/vulnerability-research/blob/main/stored-xss-perfex-crm-3.2.1.md referenced PoC, tagged "exploit" by a source, unverified
vuldb.com https://vuldb.com/?submit.546171 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	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
CNA	3.1	3.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA	3.0	3.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N
CNA	4.0	5.1	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:X/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
NVD	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

CodeCanyon Perfex CRM

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation
CWE-94 Improper Control of Generation of Code

References

github.com /bytium/vulnerability-research/blob/main/stored-xss-perfex-crm-3.2.1.md
exploit, third-party-advisory
vuldb.com /?submit.546171
third-party-advisory, exploit, vdb-entry
vuldb.com /?id.303180
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.303180
signature, permissions-required, vdb-entry

Sources

CVE List CVE-2025-3219
NVD CVE-2025-3219

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary