Piwigo is image gallery software written in PHP
Published Jan 28, 2022
8.1
HIGHCVSS 3.1
EPSS 1.36%
Description
Piwigo is image gallery software written in PHP. When a criteria is not met on a host, piwigo defaults to usingmt_rand in order to generate password reset tokens. mt_rand output can be predicted after recovering the seed used to generate it. This low an unauthenticated attacker to take over an account providing they know an administrators email address in order to be able to request password reset.
Affected products
- Vendor n/a Product Piwigo Defaultn/a
- Version piwigo < 2.8.1StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Piwigo | n/a |
|
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.36% (0.01363) | 70.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.34% (0.01342) | 67.57th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.44% (0.01444) | 79.40th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.44% (0.00444) | 75.76th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00312) | 69.31th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.31% (0.00312) | 66.77th | v3 (v2023.03.01) |
| Sep 5, 2023 | 0.39% (0.00392) | 70.03th | v3 (v2023.03.01) |
| Aug 21, 2023 | 0.34% (0.00338) | 67.67th | v3 (v2023.03.01) |
| Jul 11, 2023 | 0.32% (0.00324) | 66.66th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.28% (0.00283) | 63.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (3)
- http://piwigo.org/release-2.8.1%2C
- https://github.com/Piwigo/Piwigo/commit/f51ee90c66527fd7ff634f3e8d414cb670da068d PatchThird Party Advisory
- https://github.com/Piwigo/Piwigo/issues/470%2C
| Link | Providers | Tags |
|---|---|---|
| http://piwigo.org/release-2.8.1%2C | ||
| https://github.com/Piwigo/Piwigo/commit/f51ee90c66527fd7ff634f3e8d414cb670da068d | PatchThird Party Advisory | |
| https://github.com/Piwigo/Piwigo/issues/470%2C |
Change history (0)
No recorded changes yet.