CVE-2021-24633 is a medium-severity vulnerability affecting the Countdown Block WordPress plugin prior to version 1.1.2. It allows any authenticated user, even a low-privileged subscriber, to modify post content due to a missing authorization check in the eb_write_block_css AJAX action. The vulnerability has a CVSS score of 4.3 (Medium) with a low attack complexity and no confidentiality impact, but a low integrity impact on affected WordPress installations. There is no known active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.1.2CPE matchmatch criteria | cpe:2.3:a:wpdeveloper:countdown_block:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.