What is CVE-2021-40313?

CVE-2021-40313 is a high-severity vulnerability in Piwigo, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-12-06.

How severe is CVE-2021-40313?

High severity. CVSS v3 base score is 8.8 out of 10.

SQL Injection in Piwigo

CVE-2021-40313

Piwigo v11.5 was discovered to contain a SQL injection vulnerability via the parameter pwg_token in /admin/batch_manager_global.php.

Vulnerability class: SQL Injection

Published 2021-12-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Piwigo — versions 11.5.0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/Piwigo/Piwigo/issues/1469 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-40313?: CVE-2021-40313 is a high-severity vulnerability in Piwigo, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-12-06.
How severe is CVE-2021-40313?: High severity. CVSS v3 base score is 8.8 out of 10.