SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-24768

The WP RSS Aggregator WordPress plugin before 4.19.2 does not properly sanitise and escape the URL to Blacklist field, allowing malicious HTML to be inserted by high privilege users even when the unfiltered_html capability is disallowed, which could…

MEDIUM 4.8EPSS 0.60%

Does this matter?

Lower severity and a low EPSS score (0.60%). Track it; it rarely justifies an emergency change on its own.

Description

The WP RSS Aggregator WordPress plugin before 4.19.2 does not properly sanitise and escape the URL to Blacklist field, allowing malicious HTML to be inserted by high privilege users even when the unfiltered_html capability is disallowed, which could lead to Cross-Site Scripting issues.

CVSS 3.1
4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS
0.60% probability · 47th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
wprssaggregator/wp rss aggregator
Source
contact@wpscan.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.