How severe is CVE-2023-5052?

CVE-2023-5052 has a CVSS 3.x base score of 6.3, 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 low.

Is CVE-2023-5052 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-5052?

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

Does CVE-2023-5052 have an EU (EUVD) identifier?

Yes. CVE-2023-5052 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-57395.

When was CVE-2023-5052 published?

CVE-2023-5052 was published on 2024-05-14 and last updated on 2026-06-17.

CVE-2023-5052

CVE-2023-5052 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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 6.3)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-57395
Weakness: CWE-79
Published: 2024-05-14
Last modified: 2026-06-17

Description

vulnerability in Uniform Server Zero, version 10.2.5, consisting of an XSS through the /us_extra/phpinfo.php page. This vulnerability could allow a remote user to send a specially crafted query to an authenticated user and partially take over their session details.

Frequently asked questions

What is CVE-2023-5052?: vulnerability in Uniform Server Zero, version 10.2.5, consisting of an XSS through the /us_extra/phpinfo.php page. This vulnerability could allow a remote user to send a specially crafted query to an authenticated user and partially take over their session details.
How severe is CVE-2023-5052?: CVE-2023-5052 has a CVSS 3.x base score of 6.3, 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 low.
Is CVE-2023-5052 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-5052?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-5052 have an EU (EUVD) identifier?: Yes. CVE-2023-5052 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-57395.
When was CVE-2023-5052 published?: CVE-2023-5052 was published on 2024-05-14 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/cross-site-scripting-xss-uniform-server-zero

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