OS Command Injection in GenieACS

published 2022-03-06 4 y ago modified 2026-06-17 4 mo ago also GHSA-2877-693q-pj33 , EUVD-2022-1266

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 21.9%; EPSS 21.9% chance of exploitation in 30 days, percentile 97%
public exploits: 0; none known, plus a Nuclei check

In GenieACS 1.2.x before 1.2.8, the UI interface API is vulnerable to unauthenticated OS command injection via the ping host argument (lib/ui/api.ts and lib/ping.ts). The vulnerability arises from insufficient input validation combined with a missing authorization check.

Patch / fix

fixed in 2 links 2

npm genieacs 1.2.8
genieacs genieacs 1.2.8

github.com/genieacs/genieacs@7f295be commit
github.com/genieacs/genieacs/releases/tag/v1.2.8 release

Exploit prediction

21.90% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Nuclei template GenieACS => 1.2.8 - OS Command Injection nuclei detection template

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
npm	genieacs	<1.2.8	1.2.8

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

github.com /genieacs/genieacs/commit/7f295beeecc1c1f14308a93c82413bb334045af6
web, patch, third-party-advisory
github.com /genieacs/genieacs/releases/tag/v1.2.8
web, release-notes, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2021-46704
advisory
github.com /genieacs/genieacs
package

Sources

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