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Vulnerability record · CVE-2017-15580 · published 23 October 2017

CVE-2017-15580: Osticket unrestricted file upload vulnerability

Osticket · Osticket

osTicket 1.10.1 provides a functionality to upload 'html' files with associated formats. However, it does not properly validate the uploaded file's contents and thus accepts any type of file, such as with a tickets.php request that is modified with a .html extension changed to a .exe extension. An attacker can leverage this vulnerability to upload arbitrary files on the web application having malicious content.

9.8 CVSS 3.0 Critical EPSS 16% · top 3.3% CWE-434 · Unrestricted file upload
9.8CVSS 3.0 base score, v2 7.5
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References, 8 tagged exploit
17 Jun 2026Last modified by NVD

Description

osTicket 1.10.1 provides a functionality to upload 'html' files with associated formats. However, it does not properly validate the uploaded file's contents and thus accepts any type of file, such as with a tickets.php request that is modified with a .html extension changed to a .exe extension. An attacker can leverage this vulnerability to upload arbitrary files on the web application having malicious content.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

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

References

LinkTags
http://0day.today/exploits/28864 Third Party Advisory
http://nakedsecurity.com/cve/CVE-2017-15580/ Third Party Advisory
https://becomepentester.blogspot.com/2017/10/osTicket-File-Upload-Restrictions-Bypassed-CVE-2017-15580.html ExploitThird Party Advisory
https://cxsecurity.com/issue/WLB-2017100187 ExploitThird Party Advisory
https://packetstormsecurity.com/files/144747/osticket1101-shell.txt ExploitThird Party AdvisoryVDB Entry
https://www.cyber-security.ro/blog/2017/10/25/osticket-1-10-1-shell-upload/ Broken Link
https://www.exploit-db.com/exploits/45169/ ExploitThird Party AdvisoryVDB Entry
http://0day.today/exploits/28864 Third Party Advisory
http://nakedsecurity.com/cve/CVE-2017-15580/ Third Party Advisory
https://becomepentester.blogspot.com/2017/10/osTicket-File-Upload-Restrictions-Bypassed-CVE-2017-15580.html ExploitThird Party Advisory
https://cxsecurity.com/issue/WLB-2017100187 ExploitThird Party Advisory
https://packetstormsecurity.com/files/144747/osticket1101-shell.txt ExploitThird Party AdvisoryVDB Entry
https://www.cyber-security.ro/blog/2017/10/25/osticket-1-10-1-shell-upload/ Broken Link
https://www.exploit-db.com/exploits/45169/ ExploitThird Party AdvisoryVDB Entry

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Related vulnerabilities

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

9.8CVE-2017-14396Osticket sql injection vulnerabilityIn osTicket before 1.10.1, SQL injection is possible by constructing an array via use of square brackets at the end of a parameter name, as demonstra…EPSS 2.9%7.5CVE-2010-0605Enhancesoft osticket sql injection vulnerabilitySQL injection vulnerability in scp/ajax.php in osTicket before 1.6.0 Stable allows remote authenticated users, with "Staff" permissions, to execute a…EPSS 3.0%7.5CVE-2005-1437Osticket vulnerabilityMultiple SQL injection vulnerabilities in osTicket allow remote attackers to execute arbitrary SQL commands via the (1) id parameter to admin.php or …EPSS 1.3%7.5CVE-2005-1438Osticket vulnerabilityPHP remote file inclusion vulnerability in main.php in osTicket allows remote attackers to execute arbitrary PHP code via the include_dir parameter.EPSS 1.5%6.1CVE-2017-15362Osticket cross-site scripting vulnerabilityosTicket 1.10.1 allows arbitrary client-side JavaScript code execution on victims who click a crafted support/scp/tickets.php?status= link, aka XSS. …EPSS 1.2%5.4CVE-2025-45387Osticket cross-site scripting vulnerabilityosTicket prior to v1.17.6 and v1.18.2 are vulnerable to Broken Access Control Vulnerability in /scp/ajax.php.EPSS 0.25%3.5CVE-2010-0606Enhancesoft osticket cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in scp/ajax.php in osTicket before 1.6.0 Stable allows remote authenticated users to inject arbitrary web sc…EPSS 0.88%10.0CVE-2026-56291Balbooa Forms Joomla extension unauthenticated arbitrary file upload RCEThe Balbooa Forms extension for Joomla before version 2.4.1 accepts file uploads without authentication and does not restrict file type, allowing exe…KEVEPSS 15%analysed

Source: NIST National Vulnerability Database (record CVE-2017-15580), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.