Not analysed yet
We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 2.3 | Low | 4.0 | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P | CNA (VulDB)Used for this record |
| 3.1 | Low | 3.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C | CNA (VulDB) |
| 3.1 | Low | 3.0 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C | CNA (VulDB) |
| 2.6 | Low | 2.0 | AV:N/AC:H/Au:N/C:N/I:P/A:N/E:POC/RL:OF/RC:C | CNA (VulDB) |
- CISA KEV Not listed.
- EPSS 0.0066, the 51st percentile, on 8 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
References from the CNA
- vuldb.com/vuln/394569
- vuldb.com/vuln/394569/cti
- vuldb.com/cve/CVE-2026-78187
- vuldb.com/submit/885228
- github.com/Piwigo/Piwigo/security/advisories/GHSA-rr39-mf4j-6594
- github.com/Piwigo/Piwigo/commit/5277a7dee4b8f1a174f1d69e1e2a4e1c82a3fc9e
- github.com/Piwigo/Piwigo/releases/tag/16.4.0
- github.com/Piwigo/Piwigo/
- github.com/Leousum/VulnPoC/blob/main/Piwigo%2016.3.0/reflected_XSS.md