CVE-2026-27833 in Piwigo
Summary
Piwigo is an open source photo gallery application for the web. Prior to version 16.3.0, the pwg.history.search API method in Piwigo is registered without the admin_only option, allowing unauthenticated users to access the full browsing history of all gallery visitors. This issue has been patched in version 16.3.0.
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Responsible
GitHub_M
Reservation
02/24/2026
Disclosure
04/04/2026
Status
Confirmed
Entries
VulDB provides additional information and datapoints for this CVE:
| ID | Vulnerability | CWE | Exp | Cou | CVE |
|---|---|---|---|---|---|
| 355222 | Piwigo Browsing History pwg.history.search authorization | 862 | Not defined | Official fix | CVE-2026-27833 |