CVE-2026-27833

7.5 highEPSS 1.6%

High (7.5) in piwigo piwigo. EPSS 1.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2026-04-03
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

Affected

piwigo:piwigo

References

https://github.com/Piwigo/Piwigo/commit/d05c16561ce3692ca922199f8c8d7b1a45893f1c
https://github.com/Piwigo/Piwigo/security/advisories/GHSA-397m-gfhm-pmg2
https://piwigo.org/release-16.3.0

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