What is CVE-2018-6883?

CVE-2018-6883 is a medium-severity vulnerability in Piwigo, classified under SQL Injection. CVSS score: 4.9/10. Published 2018-02-24.

How severe is CVE-2018-6883?

Medium severity. CVSS v3 base score is 4.9 out of 10.

SQL Injection in Piwigo

CVE-2018-6883

Piwigo before 2.9.3 has SQL injection in admin/tags.php in the administration panel, via the tags array parameter in an admin.php?page=tags request. The attacker must be an administrator.

Vulnerability class: SQL Injection

Published 2018-02-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.012 (67.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Piwigo

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/Piwigo/Piwigo/issues/839 (Third Party Advisory)
pastebin.com/tPebQFy4 (Third Party Advisory)

Frequently asked questions

What is CVE-2018-6883?: CVE-2018-6883 is a medium-severity vulnerability in Piwigo, classified under SQL Injection. CVSS score: 4.9/10. Published 2018-02-24.
How severe is CVE-2018-6883?: Medium severity. CVSS v3 base score is 4.9 out of 10.