Jetpack < 13.8, Boost < 3.4.8 - Contributor+ Stored XSS
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.9epss 0.3%
exploitation probability
0.3%top 78% of all CVEs
observed exploitation
nono source reports it
The Jetpack WordPress plugin before 13.8, Jetpack Boost WordPress plugin before 3.4.8 use regexes in the Site Accelerator features when switching image URLs to their CDN counterpart. Unfortunately, some of them may match patterns it shouldn’t, ultimately making it possible for contributor and above users to perform Stored XSS attacks
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L