CVE-2025-6235

CVE-2025-6235 is a medium-severity vulnerability in Extremenetworks Extremecontrol 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

Description

In ExtremeControl before 25.5.12, a cross-site scripting (XSS) vulnerability was discovered in a login interface of the affected application. The issue stems from improper handling of user-supplied input within HTML attributes, allowing an attacker to inject script code that may execute in a user's browser under specific interaction conditions. Successful exploitation could lead to exposure of user data or unauthorized actions within the browser context.

Frequently asked questions

What is CVE-2025-6235?
In ExtremeControl before 25.5.12, a cross-site scripting (XSS) vulnerability was discovered in a login interface of the affected application. The issue stems from improper handling of user-supplied input within HTML attributes, allowing an attacker to inject script code that may execute in a user's browser under specific interaction conditions. Successful exploitation could lead to exposure of user data or unauthorized actions within the browser context.
How severe is CVE-2025-6235?
CVE-2025-6235 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-2025-6235 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6235?
CVE-2025-6235 affects Extremenetworks Extremecontrol. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6235?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6235 have an EU (EUVD) identifier?
Yes. CVE-2025-6235 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22104.
When was CVE-2025-6235 published?
CVE-2025-6235 was published on 2025-07-21 and last updated on 2026-06-17.

References

Affected products (1)

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