phpBB 3.2.8 allows a CSRF attack that can approve pending group memberships.
Priority LOW 29CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-352.
Summary
phpBB 3.2.8 allows a CSRF attack that can approve pending group memberships.
Why it matters now
EPSS 0.00435 38th percentileScored 2026-11-07
Fix Fixed phpbb/phpbb (Packagist): 3.2.9
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | phpbb/phpbb (Packagist) | before 3.2.9 | 3.2.9 | Patch available | GHSA-69q7-hww4-8pjq |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- phpbb/phpbb (Packagist) Vendor— Affected before 3.2.9 Fixed in 3.2.9 Patch available GHSA-69q7-hww4-8pjq
Remediation
- Fix · GHSA-69q7-hww4-8pjq phpbb/phpbb (Packagist) Fixed in 3.2.9 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5502
- 2026-10-03 Alias added: GHSA-69q7-hww4-8pjq
References
More Phpbb vulnerabilities
- TI-2025-43137 Cross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker… CVSS 3.1HIGH 8.8
- TI-2001-01423 prefs.php in phpBB 1.4.0 and earlier allows remote authenticated users to execute… CVSS 3.1HIGH 8.8
- TI-2008-03086 Unspecified vulnerability in phpBB before 3.0.1 has unknown impact and attack vectors… CVSS 2.0HIGH 10.0
- TI-2008-01694 Multiple unspecified vulnerabilities in phpBB before 3.0.1 have unknown impact and attack… CVSS 2.0HIGH 10.0
- TI-2006-06909 PHP remote file inclusion vulnerability in includes/not_mem.php in the Add Name module… CVSS 2.0HIGH 7.5
- TI-2019-12678 In phpBB before 3.1.7-PL1, includes/acp/acp_bbcodes.php has improper verification of a… CVSS 3.1HIGH 8.8
Sources
- CVE-2020-5502 · CVE Program
- CVE-2020-5502 · NVD
- FIRST EPSS
- GHSA-69q7-hww4-8pjq · GitHub Advisory Database · CC BY 4.0
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