SeaCMS admin_paylog.php cross site scripting

published 2025-05-05 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-13337

cvss: 3.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits: 0; none known

A vulnerability classified as problematic was found in SeaCMS 13.2. This vulnerability affects unknown code of the file /admin_paylog.php. The manipulation of the argument cstatus leads to cross site scripting. The attack can be initiated 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: 18 mo ago (2025-05-05)

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/seacms-net/CMS/issues/25 referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/seacms-net/CMS/issues/25#issue-3007083568 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

n/a SeaCMS

Classification

Weakness

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

References

github.com /seacms-net/CMS/issues/25
issue-tracking, exploit
github.com /seacms-net/CMS/issues/25#issue-3007083568
exploit, issue-tracking
vuldb.com /?id.307360
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.307360
signature, permissions-required, vdb-entry
vuldb.com /?submit.562718
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-4256
NVD CVE-2025-4256

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