External Control of System or Configuration Setting in instantsoft/icms2

published 2023-09-01 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54552

cvss: 8.8; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits: 0; none known

External Control of System or Configuration Setting in GitHub repository instantsoft/icms2 prior to 2.16.1-git.

Patch / fix

fixed in 1 links 1

instantsoft instantsoft/icms2 2.16.1-git

github.com/instantsoft/icms2@bc22d89 commit

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-10-01)

Exploit prediction

0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

huntr.dev https://huntr.dev/bounties/4a54134d-df1f-43d4-9b14-45f023cd654a referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected products

instantsoft instantsoft/icms2

Classification

Weakness

CWE-15 External Control of System or Configuration Setting
CWE-610 Externally Controlled Reference to a Resource in Another Sphere

References

Sources

CVE List CVE-2023-4704
NVD CVE-2023-4704

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