How severe is CVE-2025-55063?

CVE-2025-55063 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-55063 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-55063?

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

Does CVE-2025-55063 have an EU (EUVD) identifier?

Yes. CVE-2025-55063 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205621.

When was CVE-2025-55063 published?

CVE-2025-55063 was published on 2025-12-29 and last updated on 2026-06-17.

CVE-2025-55063

CVE-2025-55063 is a medium-severity vulnerability with a CVSS 3.x base score of 4.8. 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 4.8)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-205621
Weakness: CWE-79
Published: 2025-12-29
Last modified: 2026-06-17

Description

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Frequently asked questions

What is CVE-2025-55063?: CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')
How severe is CVE-2025-55063?: CVE-2025-55063 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-55063 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-55063?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-55063 have an EU (EUVD) identifier?: Yes. CVE-2025-55063 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205621.
When was CVE-2025-55063 published?: CVE-2025-55063 was published on 2025-12-29 and last updated on 2026-06-17.

References

https://www.gov.il/en/departments/dynamiccollectors/cve_advisories_listing?skip=0

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