CVE-2025-4955

CVE-2025-4955 is a medium-severity vulnerability in Amauri Tarteaucitron.io with a CVSS 3.x base score of 4.7. 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

Description

The tarteaucitron.io WordPress plugin before 1.9.5 uses query parameters from YouTube oEmbed URLs without sanitizing these parameters correctly, which could allow users with the contributor role and above to perform Stored Cross-site Scripting attacks.

Frequently asked questions

What is CVE-2025-4955?
The tarteaucitron.io WordPress plugin before 1.9.5 uses query parameters from YouTube oEmbed URLs without sanitizing these parameters correctly, which could allow users with the contributor role and above to perform Stored Cross-site Scripting attacks.
How severe is CVE-2025-4955?
CVE-2025-4955 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-4955 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-4955?
CVE-2025-4955 affects Amauri Tarteaucitron.io. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-4955?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-4955 have an EU (EUVD) identifier?
Yes. CVE-2025-4955 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18664.
When was CVE-2025-4955 published?
CVE-2025-4955 was published on 2025-06-18 and last updated on 2026-06-17.

References

Affected products (1)

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