XSS in Tinywebgallery

CVE-2017-16635

In TinyWebGallery v2.4, an XSS vulnerability is located in the `mkname`, `mkitem`, and `item` parameters of the `Add/Create` module. Remote attackers with low-privilege user accounts for backend access are able to inject malicious script codes into the `TWG Explorer` item listing. The request method to inject is POST and the attack vector is located on the application-side of the service. The injection point is the add/create input field and the execution point occurs in the item listing after the add or create.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (52.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2017-16635?
CVE-2017-16635 is a medium-severity vulnerability in Tinywebgallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-11-06.
How severe is CVE-2017-16635?
Medium severity. CVSS v3 base score is 5.4 out of 10.