CVE-2021-29047 describes a vulnerability in Liferay Portal 7.3.4, 7.3.5, and Liferay DXP 7.3 (before fix pack 1) where the SimpleCaptcha implementation fails to invalidate CAPTCHA answers after use. This allows remote attackers to bypass CAPTCHA challenges repeatedly by reusing a single correct answer. With a CVSS score of 7.5 (High), this vulnerability has a low attack complexity and can lead to high integrity impact, as it enables unauthorized actions. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 7.3CPE matchmatch criteria | cpe:2.3:a:liferay:dxp:*:*:*:*:*:*:*:* | ||
7.3CPE matchmatch criteria | cpe:2.3:a:liferay:dxp:7.3:-:*:*:*:*:*:* | ||
7.3.4CPE matchmatch criteria | cpe:2.3:a:liferay:liferay_portal:7.3.4:*:*:*:*:*:*:* | ||
7.3.5CPE matchmatch criteria | cpe:2.3:a:liferay:liferay_portal:7.3.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.