CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2021-33926
High (8.8) in plone plone. EPSS 1.0% chance of exploitation in the next 30 days. Fixed in plone 5.2.5.
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.
Severity
- EPSS
- 1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-11-01)
- CWE
- CWE-918
- Published
- Modified
- Record from
- the NVD, synced
Affected
- plone:plone
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-47p5-p3jw-w78w | PyPI | plone | >=4.3 <5.2.5 | 5.2.5 |
| PYSEC-2023-289 | PyPI | plone | >=4.3 <5.2.5 | 5.2.5 |
References
- https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf
- https://plone.org/security/hotfix/20210518
- https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url
- https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf
- https://plone.org/security/hotfix/20210518