Skip to content
Fencer Vulns
medium 5.4

CVE-2024-0881 json

Combo Blocks < 2.2.76 - Unauthenticated Password Protected Posts Access

published 2024-04-11 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-16663

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
16.9%
EPSS 16.9% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known, plus a Nuclei check

Summary

The Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel WordPress plugin before 2.2.76 does not have proper authorization, resulting in password protected posts to be displayed in the result of some unauthenticated AJAX actions, allowing unauthenticated users to read such posts

Patch / fix

  • Unknown Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel 2.2.76
  • pickplugins post_grid 2.2.76

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

16.91% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Combo Blocks < 2.2.76 - Improper Access Control nuclei detection template
  • wpscan.com https://wpscan.com/vulnerability/e460e926-6e9b-4e9f-b908-ba5c9c7fb290/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected products

  • Unknown Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel
  • pickplugins post_grid

Classification

Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.