CVEvulnerability
CVE-2021-33926
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-02-17
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-918
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.
Affected configurations
• plone plone 4.3
• plone plone 4.3.1
• plone plone 4.3.2
• plone plone 4.3.3
• plone plone 4.3.4
• plone plone 4.3.5
• plone plone 4.3.6
• plone plone 4.3.7
• plone plone 4.3.8
• plone plone 4.3.9
• plone plone 4.3.10
• plone plone 4.3.11
• plone plone 4.3.12
• plone plone 4.3.14
• plone plone 4.3.15
• plone plone 4.3.17
• plone plone 4.3.18
• plone plone 4.3.19
• plone plone 4.3.20
• plone plone 5.0
• plone plone 5.0.1
• plone plone 5.0.2
• plone plone 5.0.3
• plone plone 5.0.4
• plone plone 5.0.5
• plone plone 5.0.6
• plone plone 5.0.7
• plone plone 5.0.8
• plone plone 5.0.9
• plone plone 5.0.10
• plone plone 5.1
• plone plone 5.1.1
• plone plone 5.1.2
• plone plone 5.1.4
• plone plone 5.1.5
• plone plone 5.1.6
• plone plone 5.1.7
• plone plone 5.1a1
• plone plone 5.1a2
• plone plone 5.1b2
• plone plone 5.1b3
• plone plone 5.1b4
• plone plone 5.1rc1
• plone plone 5.1rc2
• plone plone 5.2.0
• plone plone 5.2.1
• plone plone 5.2.2
• plone plone 5.2.3
• plone plone 5.2.4
Related
Weakness · CWE (1)
- CWE-918 Server-Side Request Forgery weakness
References
- https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf Exploit, Third Party Advisory
- https://plone.org/security/hotfix/20210518 Release Notes
- https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url Vendor Advisory
- https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf Exploit, Third Party Advisory
- https://plone.org/security/hotfix/20210518 Release Notes
- https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url Vendor Advisory