XSS in Wpxpo Postx

CVE-2024-4305

The Post Grid Gutenberg Blocks and WordPress Blog Plugin WordPress plugin before 4.1.0 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (35.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-4305: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Wpxpo Postx
  • Post Grid Gutenberg Blocks And WordPress Blog Plugin — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-4305?
CVE-2024-4305 is a medium-severity vulnerability in Wpxpo Postx, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2024-06-17.
How severe is CVE-2024-4305?
Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2024-4305 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.