Is CVE-2020-28036 in the CISA KEV catalog?

No. CVE-2020-28036 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-28036?

CVE-2020-28036 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-28036?

CVE-2020-28036 has an EPSS score of 5.02% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-28036?

Upgrade wordpress on debian 11 to 5.5.3+dfsg1-1 or later.

CVE & CISA-KEV Catalog

CVE-2020-28036

CRITICALEPSS 91th pctl

9.8

CVSS v3

NVD

Description

wp-includes/class-wp-xmlrpc-server.php in WordPress before 5.5.2 allows attackers to gain privileges by using XML-RPC to comment on a post.

CWE-862Missing Authorization

How to fix

Remediation Available

wordpressDebian

Fixed in:5.5.3+dfsg1-1CVE-2020-28036

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

5.02%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Patch1

github.com

Vendor Advisory1

wordpress.org

Third-Party Advisory3

Other references3

Related Vulnerabilities

Other CWE-862 (Missing Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-39226	Critical	9.8	100%	KEV	Fix
CVE-2022-0543	Critical	10.0	100%	KEV	Fix
CVE-2021-21978	Critical	9.8	99%	-	Fix
CVE-2023-52163	High	8.8	96%	KEV	-
CVE-2022-1329	High	8.8	93%	-	-
CVE-2023-6875	Critical	9.8	90%	-	-

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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.