How severe is CVE-2023-53916?

CVE-2023-53916 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-53916 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-53916?

CVE-2023-53916 affects Zenphoto. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-53916?

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

Does CVE-2023-53916 have an EU (EUVD) identifier?

Yes. CVE-2023-53916 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60214.

When was CVE-2023-53916 published?

CVE-2023-53916 was published on 2025-12-17 and last updated on 2026-06-17.

CVE-2023-53916

CVE-2023-53916 is a medium-severity vulnerability in Zenphoto with a CVSS 3.x base score of 4.6. 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 4.6)
CVSS v4: 5.1
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-60214
Weakness: CWE-79
Affected product: Zenphoto
Published: 2025-12-17
Last modified: 2026-06-17

Description

Zenphoto 1.6 contains a stored cross-site scripting vulnerability in the user postal code field accessible through the admin-users.php interface. When administrators view user information imported as HTML, malicious JavaScript payloads injected into the postal code field execute in their browser context.

Frequently asked questions

What is CVE-2023-53916?: Zenphoto 1.6 contains a stored cross-site scripting vulnerability in the user postal code field accessible through the admin-users.php interface. When administrators view user information imported as HTML, malicious JavaScript payloads injected into the postal code field execute in their browser context.
How severe is CVE-2023-53916?: CVE-2023-53916 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-53916 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-53916?: CVE-2023-53916 affects Zenphoto. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-53916?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-53916 have an EU (EUVD) identifier?: Yes. CVE-2023-53916 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60214.
When was CVE-2023-53916 published?: CVE-2023-53916 was published on 2025-12-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:zenphoto:zenphoto:1.6:*:*:*:*:*:*:*

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…

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