earclink ESPCMS Content cross site scripting

published 2023-01-12 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12328

cvss: 3.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits: 0; none known

A vulnerability, which was classified as problematic, was found in earclink ESPCMS P8.21120101. Affected is an unknown function of the component Content Handler. The manipulation 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. VDB-218154 is the identifier assigned to this vulnerability.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 23 mo ago (2024-11-25)

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

gitee.com https://gitee.com/earclink/espcms/issues/I6812Q referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
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
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

earclink ESPCMS

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

gitee.com /earclink/espcms/issues/I6812Q
exploit, issue-tracking, third-party-advisory
vuldb.com /?id.218154
vdb-entry, technical-description, permissions-required, third-party-advisory
vuldb.com /?ctiid.218154
signature, permissions-required, third-party-advisory

Sources

CVE List CVE-2023-0246
NVD CVE-2023-0246

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