CSRF in Yellowpencil Visual CSS Style Editor

CVE-2019-11886

The WaspThemes Visual CSS Style Editor (aka yellow-pencil-visual-theme-customizer) plugin before 7.2.1 for WordPress allows yp_option_update CSRF, as demonstrated by use of yp_remote_get to obtain admin access.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-11886?
CVE-2019-11886 is a high-severity vulnerability in Yellowpencil Visual CSS Style Editor, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2019-05-13.
How severe is CVE-2019-11886?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2019-11886 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.