Is CVE-2021-20846 in the CISA KEV catalog?

No. CVE-2021-20846 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-20846?

CVE-2021-20846 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-20846?

CVE-2021-20846 has an EPSS score of 0.65% (47th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-20846?

Upgrade push notifications for wordpress to 6.0.1 or later.

CVE & CISA-KEV Catalog

CVE-2021-20846

HIGH

8.8

CVSS v3

NVD

Description

Cross-site request forgery (CSRF) vulnerability in Push Notifications for WordPress (Lite) versions prior to 6.0.1 allows a remote attacker to hijack the authentication of an administrator and conduct an arbitrary operation via a specially crafted web page.

CWE-352Cross-Site Request Forgery

How to fix

Remediation Available

push notifications for wordpressNVD

Affected:< 6.0.1Fixed in:6.0.1CVE-2021-20846derived from NVD

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 ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.65%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Vendor Advisory1

delitestudio.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-352 (Cross-Site Request Forgery) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-6277	High	8.8	100%	KEV	-
CVE-2014-0054	Medium	6.8	91%	-	Fix
CVE-2013-6429	Medium	6.8	90%	-	Fix
CVE-2022-41622	High	8.8	88%	-	-
CVE-2018-7700	High	8.8	75%	-	-
CVE-2015-2295	Medium	6.8	66%	-	-

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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 2024-11-21.