MEDIUM
phpBB 3.2.8 allows a CSRF attack that can approve pending group memberships
Published Jan 14, 2020
6.5
MEDIUMCVSS 3.1
EPSS 0.43%
Description
phpBB 3.2.8 allows a CSRF attack that can approve pending group memberships.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
6.5 MEDIUM NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
No CVSS v3.0 score for this CVE.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.43% 0.00435
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.00435
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.43% (0.00435) | 35.54th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.43% (0.00435) | 37.27th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.05% (0.00053) | 22.03th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.05% (0.00053) | 21.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00053) | 19.46th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Mar 31, 2022 | 2.56% (0.02561) | 62.63th | v2 (v2022.01.01) |
| Jan 6, 2022 | 2.74% (0.02742) | 62.72th | v1 |
| Jan 5, 2022 | 0.62% (0.00624) | 46.35th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
Weaknesses (1)
References (4)
- https://blog.phpbb.com/category/security/ x_refsource_MISCVendor Advisory
- https://github.com/advisories/GHSA-69q7-hww4-8pjq Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-5502
- https://www.phpbb.com/community/viewtopic.php?f=14&t=2534536 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://blog.phpbb.com/category/security/ | x_refsource_MISCVendor Advisory | |
| https://github.com/advisories/GHSA-69q7-hww4-8pjq | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2020-5502 | ||
| https://www.phpbb.com/community/viewtopic.php?f=14&t=2534536 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 14, 2020
Updated Aug 4, 2024
Reserved Jan 5, 2020
Link CVE-2020-5502
CISA Vulnrichment
GHSA-69Q7-HWW4-8PJQ Updated n/a