What is CVE-2015-5594?

CVE-2015-5594 is a medium-severity vulnerability in Zenphoto, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-07-25.

How severe is CVE-2015-5594?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Zenphoto

CVE-2015-5594

The sanitize_string function in ZenPhoto before 1.4.9 utilized the html_entity_decode function after input sanitation, which might allow remote attackers to perform a cross-site scripting (XSS) via a crafted string.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2017-07-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.019 (78.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Zenphoto

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.zenphoto.org/news/zenphoto-1.4.9 (Third Party Advisory, Release Notes)
software-talk.org/blog/2015/07/second-order-sql-injection-reflected-xss-path-tr… (Exploit, Third Party Advisory)
www.openwall.com/lists/oss-security/2015/07/18/3 (mailing-list, Exploit, Mailing List, Third Party Advisory)
cve.killedkenny.io/cve/CVE-2015-5594 (Not Applicable)

Frequently asked questions

What is CVE-2015-5594?: CVE-2015-5594 is a medium-severity vulnerability in Zenphoto, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-07-25.
How severe is CVE-2015-5594?: Medium severity. CVSS v3 base score is 6.1 out of 10.