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Vulnerability · Published Oct 31, 2020 · Assigned by mitre

CVE-2020-28036

Critical 9.8

In plain English

A critical-severity security flaw in the wordpress package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 5.2% (higher than 93% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)5.2%top 7.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12wordpress5.5.3+dfsg1-1DEBIAN-CVE-2020-28036
Debian:13wordpress5.5.3+dfsg1-1DEBIAN-CVE-2020-28036
Debian:14wordpress5.5.3+dfsg1-1DEBIAN-CVE-2020-28036
Ubuntu:22.04:LTSwordpressno fix listedUBUNTU-CVE-2020-28036
Ubuntu:24.04:LTSwordpressno fix listedUBUNTU-CVE-2020-28036
Ubuntu:25.10wordpressno fix listedUBUNTU-CVE-2020-28036
Ubuntu:26.04:LTSwordpressno fix listedUBUNTU-CVE-2020-28036
Ubuntu:26.10wordpressno fix listedUBUNTU-CVE-2020-28036

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References