CVE-2021-33926 is a high-severity vulnerability affecting multiple versions of Plone CMS, allowing authenticated attackers to access sensitive information through the RSS feed portlet. With a CVSS score of 8.8, this flaw enables remote attackers to achieve high confidentiality, integrity, and availability impacts with low attack complexity. While there is no evidence of active exploitation, public exploit code, or significant community discussion, organizations using affected Plone versions should prioritize patching to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.3CPE matchmatch criteria | cpe:2.3:a:plone:plone:4.3:*:*:*:*:*:*:* | ||
4.3.1CPE matchmatch criteria | cpe:2.3:a:plone:plone:4.3.1:*:*:*:*:*:*:* | ||
4.3.2CPE matchmatch criteria | cpe:2.3:a:plone:plone:4.3.2:*:*:*:*:*:*:* | ||
4.3.3CPE matchmatch criteria | cpe:2.3:a:plone:plone:4.3.3:*:*:*:*:*:*:* | ||
4.3.4CPE matchmatch criteria | cpe:2.3:a:plone:plone:4.3.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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.