How severe is CVE-2015-5593?

CVE-2015-5593 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2015-5593 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-5593?

CVE-2015-5593 affects Zenphoto. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-5593?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-5593 published?

CVE-2015-5593 was published on 2019-12-31 and last updated on 2026-06-17.

CVE-2015-5593

CVE-2015-5593 is a medium-severity vulnerability in Zenphoto with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Zenphoto
Published: 2019-12-31
Last modified: 2026-06-17

Description

The sanitize_string function in Zenphoto before 1.4.9 does not properly sanitize HTML tags, which allows remote attackers to perform a cross-site scripting (XSS) attack by wrapping a payload in "<<script></script>script>payload<script></script></script>", or in an image tag, with the payload as the onerror event.

Frequently asked questions

What is CVE-2015-5593?: The sanitize_string function in Zenphoto before 1.4.9 does not properly sanitize HTML tags, which allows remote attackers to perform a cross-site scripting (XSS) attack by wrapping a payload in "<<script></script>script>payload<script></script></script>", or in an image tag, with the payload as the onerror event.
How severe is CVE-2015-5593?: CVE-2015-5593 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2015-5593 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-5593?: CVE-2015-5593 affects Zenphoto. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-5593?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-5593 published?: CVE-2015-5593 was published on 2019-12-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:zenphoto:zenphoto:*:*:*:*:*:*:*:*

More vulnerabilities in Zenphoto

CVE-2020-5593 — High (CVSS 8.8): Zenphoto versions prior to 1.5.7 allows an attacker to conduct PHP code injection attacks by leading a user to upload a…
CVE-2007-0616 — High (CVSS 7.8): Directory traversal vulnerability in zen/template-functions.php in zenphoto 1.0.4 up to 1.0.6 allows remote attackers…
CVE-2010-4906 — High (CVSS 7.5): SQL injection vulnerability in zp-core/full-image.php in Zenphoto 1.3 and 1.3.1.2 allows remote attackers to execute…
CVE-2009-4566 — High (CVSS 7.5): SQL injection vulnerability in index.php in Zenphoto 1.2.5 allows remote attackers to execute arbitrary SQL commands…
CVE-2007-6666 — High (CVSS 7.5): SQL injection vulnerability in rss.php in Zenphoto 1.1 through 1.1.3 allows remote attackers to execute arbitrary SQL…
CVE-2020-36079 — High (CVSS 7.2): Zenphoto through 1.5.7 is affected by authenticated arbitrary file upload, leading to remote code execution. The…

All CVEs affecting Zenphoto →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →