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Vulnerability record · CVE-2021-37777 · published 4 October 2021

CVE-2021-37777: Gilacms gila cms insecure direct object reference vulnerability

Gilacms · Gila Cms

Gila CMS 2.2.0 is vulnerable to Insecure Direct Object Reference (IDOR). Thumbnails uploaded by one site owner are visible by another site owner just by knowing the other site name and fuzzing for picture names. This leads to sensitive information disclosure.

7.5 CVSS 3.1 High EPSS 1.7% · top 23.7% CWE-639 · Insecure direct object reference
7.5CVSS 3.1 base score, v2 5.0
1.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Gila CMS 2.2.0 is vulnerable to Insecure Direct Object Reference (IDOR). Thumbnails uploaded by one site owner are visible by another site owner just by knowing the other site name and fuzzing for picture names. This leads to sensitive information disclosure.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.navidkagalwalla.com/gila-cms-vulnerabilities ExploitThird Party Advisory
https://www.navidkagalwalla.com/gila-cms-vulnerabilities ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.1CVE-2020-5514Gilacms gila cms unrestricted file upload vulnerabilityGila CMS 1.11.8 allows Unrestricted Upload of a File with a Dangerous Type via .phar or .phtml to the lzld/thumb?src= URI.EPSS 44%8.8CVE-2020-20726Gilacms gila cms cross-site request forgery vulnerabilityCross Site Request Forgery vulnerability in Gila GilaCMS v.1.11.4 allows a remote attacker to execute arbitrary code via the cm/update_rows/user para…EPSS 0.66%8.8CVE-2020-20693Gilacms gila cms cross-site request forgery vulnerabilityA Cross-Site Request Forgery (CSRF) in GilaCMS v1.11.4 allows authenticated attackers to arbitrarily add administrator accounts.EPSS 0.70%8.8CVE-2019-20804Gilacms gila cms cross-site request forgery vulnerabilityGila CMS before 1.11.6 allows CSRF with resultant XSS via the admin/themes URI, leading to compromise of the admin account.EPSS 1.1%8.8CVE-2019-11456Gilacms gila cms cross-site request forgery vulnerabilityGila CMS 1.10.1 allows fm/save CSRF for executing arbitrary PHP code.EPSS 0.89%7.2CVE-2020-20692Gilacms gila cms sql injection vulnerabilityGilaCMS v1.11.4 was discovered to contain a SQL injection vulnerability via the $_GET parameter in /src/core/controllers/cm.php.EPSS 1.3%7.2CVE-2020-28692Gilacms gila cms unrestricted file upload vulnerabilityIn Gila CMS 1.16.0, an attacker can upload a shell to tmp directy and abuse .htaccess through the logs function for executing PHP files.EPSS 1.6%7.2CVE-2020-5515Gilacms gila cms sql injection vulnerabilityGila CMS 1.11.8 allows /admin/sql?query= SQL Injection.EPSS 27%

Source: NIST National Vulnerability Database (record CVE-2021-37777), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.