playeduxyz PlayEdu 开源培训系统 User Avatar create server-side request forgery

published 2025-04-28 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-12568

cvss: 2.7; 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 41%
public exploits: 0; none known

A vulnerability was found in playeduxyz PlayEdu 开源培训系统 up to 1.8 and classified as problematic. This issue affects some unknown processing of the file /api/backend/v1/user/create of the component User Avatar Handler. The manipulation of the argument Avatar leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 18 mo ago (2025-04-28)

Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/Bae-ke/cve/issues/3 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:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CNA	3.1	2.7	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
CNA	3.0	2.7	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
CNA	2.0	3.3	AV:N/AC:L/Au:M/C:N/I:P/A:N
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/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	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

playeduxyz PlayEdu 开源培训系统

Classification

Weakness

CWE-918 Server-Side Request Forgery

References

github.com /Bae-ke/cve/issues/3
exploit, issue-tracking
vuldb.com /?id.306365
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.306365
signature, permissions-required, vdb-entry
vuldb.com /?submit.558283
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-4012
NVD CVE-2025-4012

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