Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
CVE-2021-33926 Details
Description
An issue in Plone CMS v. 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1rc2, 5.1rc1, 5.1b4, 5.1b3, 5.1b2, 5.1a2, 5.1a1, 5.1.7, 5.1.6, 5.1.5, 5.1.4, 5.1.2, 5.1.1 5.1, 5.0rc3, 5.0rc2, 5.0rc1, 5.0.9, 5.0.8, 5.0.7, 5.0.6, 5.0.5, 5.0.4, 5.0.3, 5.0.2, 5.0.10, 5.0.1, 5.0, 4.3.9, 4.3.8, 4.3.7, 4.3.6, 4.3.5, 4.3.4, 4.3.3, 4.3.20, 4 allows attacker to access sensitive information via the RSS feed protlet.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 19, 2025Exploitation: PocAutomatable: NoTechnical Impact: Total
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf | CVE | ExploitThird Party Advisory |
| https://plone.org/security/hotfix/20210518 | CVE | Release Notes |
| https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url | CVE | Vendor Advisory |
| https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf | [email protected] | ExploitThird Party Advisory |
| https://plone.org/security/hotfix/20210518 | [email protected] | Release Notes |
| https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-918 | Server-Side Request Forgery (SSRF) | [email protected] |
| CWE-918 | Server-Side Request Forgery (SSRF) | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| plone plone | 4.3 4.3.1 4.3.2 4.3.3 4.3.4 4.3.5 4.3.6 4.3.7 4.3.8 4.3.9 4.3.10 4.3.11 4.3.12 4.3.14 4.3.15 4.3.17 4.3.18 4.3.19 4.3.20 5.0 - 5.0 rc1 5.0 rc2 5.0 rc3 5.0.1 5.0.2 5.0.3 5.0.4 5.0.5 5.0.6 5.0.7 5.0.8 5.0.9 5.0.10 5.1 alpha2 5.1.1 5.1.2 5.1.4 5.1.5 5.1.6 5.1.7 5.1a1 alpha1 5.1a2 beta4 5.1b2 beta3 5.1b3 beta2 5.1b4 rc2 5.1rc1 rc1 5.1rc2 - 5.2.0 5.2.1 5.2.2 5.2.3 5.2.4 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 19, 2025 | CVE Modified | CISA-ADP |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Mar 2, 2023 | Initial Analysis | [email protected] |