itwanger paicoding Article post improper authorization

published 2025-04-27 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-12450

cvss: 5.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits: 0; none known

A vulnerability was found in itwanger paicoding 1.0.3. It has been classified as critical. This affects an unknown part of the file /article/api/post of the component Article Handler. The manipulation of the argument articleId leads to improper authorization. It is possible to initiate 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: 18 mo ago (2025-04-28)

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/uglory-gll/javasec/blob/main/paicoding.md referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/uglory-gll/javasec/blob/main/paicoding.md#22articleapipost-horizontal-overstepping-of-authority referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CNA	3.1	5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CNA	3.0	5.4	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CNA	2.0	5.5	AV:N/AC:L/Au:S/C:N/I:P/A:P
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/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

Affected products

itwanger paicoding

Classification

Weakness

CWE-285 Improper Authorization
CWE-266 Incorrect Privilege Assignment

References

github.com /uglory-gll/javasec/blob/main/paicoding.md
related, exploit, third-party-advisory
github.com /uglory-gll/javasec/blob/main/paicoding.md#22articleapipost-horizontal-overstepping-of-authority
exploit, third-party-advisory
vuldb.com /?id.306303
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.306303
signature, permissions-required, vdb-entry
vuldb.com /?submit.557251
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-3967
NVD CVE-2025-3967

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