Is CVE-2022-21661 in the CISA KEV catalog?

No. CVE-2022-21661 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21661?

CVE-2022-21661 has a CVSS v3 base score of 8.0 (HIGH).

What is the EPSS score for CVE-2022-21661?

CVE-2022-21661 has an EPSS score of 97.80% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21661?

Upgrade wordpress on debian 11 to 5.7.5+dfsg1-0+deb11u1 or later.

CVE & CISA-KEV Catalog

CVE-2022-21661

HIGHEPSS 100th pctl

8.0

CVSS v3

NVD

Description

WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. Due to improper sanitization in WP_Query, there can be cases where SQL injection is possible through plugins or themes that use it in a certain way. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this vulnerability.

CWE-89SQL Injection

How to fix

Remediation Available

wordpressDebian

Fixed in:5.7.5+dfsg1-0+deb11u1CVE-2022-21661

Fixed in:5.8.3+dfsg1-1CVE-2022-21661

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

97.80%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

Patch1

github.com

Exploit3

Vendor Advisory1

wordpress.org

Third-Party Advisory6

Related Vulnerabilities

Other CWE-89 (SQL Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-3704	High	7.5	100%	-	Fix
CVE-2015-7297	High	7.5	100%	-	-
CVE-2024-29824	High	8.8	100%	KEV	Fix
CVE-2023-34362	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-7481	High	7.5	100%	KEV + Ransom	Fix
CVE-2024-29826	High	8.8	100%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-08-19.