No exploitation reported

CVE-2022-20726

No exploitation reported by the sources we read.

Published2022-04-15
WeaknessCWE-22 · CWE-755

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Multiple vulnerabilities in the Cisco IOx application hosting environment on multiple Cisco platforms could allow an attacker to inject arbitrary commands into the underlying host operating system, execute arbitrary code on the underlying host operating system, install applications without being authenticated, or conduct a cross-site scripting (XSS) attack against a user of the affected software. For more information about these vulnerabilities, see the Details section of this advisory.

Timeline

dates in UTC

2022-04-1515:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-20726?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-20726?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Cisco ios

Branch	Affected	Fixed in	Source
15.6	= 15.6\(3\)m3	no fix published	NVD
—	all versions	no fix published	NVD
15.2	= 15.2\(5\)e1	no fix published	NVD
15.2	= 15.2\(5\)e2c	no fix published	NVD
15.2	= 15.2\(6\)e0a	no fix published	NVD
15.2	= 15.2\(6\)e1	no fix published	NVD
15.2	= 15.2\(6\)e2a	no fix published	NVD
15.2	= 15.2\(7\)e	no fix published	NVD
15.2	= 15.2\(7\)e0b	no fix published	NVD
15.2	= 15.2\(7\)e0s	no fix published	NVD
15.6	= 15.6\(1\)t1	no fix published	NVD
15.6	= 15.6\(1\)t2	no fix published	NVD

Cisco cgr1000 compute module

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

Cisco ic3000 industrial compute gateway

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

tools.cisco.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2024-11-06
OpenCVESSVC decisionnone—
CNACVSS 3.15.5read 2026-10-23
NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
CNAweakness (CWE)CWE-22read 2026-10-23
NVDweakness (CWE)CWE-755read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2022-04-15
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-20726?

Is CVE-2022-20726 actively exploited?

Active exploitation of CVE-2022-20726 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-20726?

CVE-2022-20726 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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