Deserialization in Publishpress Capabilities

CVE-2022-3366

The PublishPress Capabilities WordPress plugin before 2.5.2, PublishPress Capabilities Pro WordPress plugin before 2.5.2 unserializes the content of imported files, which could lead to PHP object injection attacks by administrators, on multisite WordPress configurations. Successful exploitation in this case requires other plugins with a suitable gadget chain to be present on the site.

Vulnerability class: Insecure Deserialization

EPSS: 0.011 (63.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Publishpress Capabilities
  • Unknown Publishpress Capabilities Pro — versions 2.5.2
  • Unknown Publishpress Capabilities – User Role Access, Editor Permissions, Admin Menus — versions 2.5.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-3366?
CVE-2022-3366 is a high-severity vulnerability in Publishpress Capabilities, classified under Deserialization of Untrusted Data. CVSS score: 7.2/10. Published 2022-10-31.
How severe is CVE-2022-3366?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2022-3366 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.