How severe is CVE-2025-6248?

CVE-2025-6248 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-6248 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-6248?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-6248 have an EU (EUVD) identifier?

Yes. CVE-2025-6248 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21800.

When was CVE-2025-6248 published?

CVE-2025-6248 was published on 2025-07-17 and last updated on 2026-06-17.

CVE-2025-6248

CVE-2025-6248 is a high-severity vulnerability with a CVSS 3.x base score of 7.4. 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: High (CVSS 3.x base score 7.4)
CVSS v4: 7.1
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21800
Weakness: CWE-79
Published: 2025-07-17
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) vulnerability was reported in the Lenovo Browser that could allow an attacker to obtain sensitive information if a user visits a web page with specially crafted content.

Frequently asked questions

What is CVE-2025-6248?: A cross-site scripting (XSS) vulnerability was reported in the Lenovo Browser that could allow an attacker to obtain sensitive information if a user visits a web page with specially crafted content.
How severe is CVE-2025-6248?: CVE-2025-6248 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-6248 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-6248?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-6248 have an EU (EUVD) identifier?: Yes. CVE-2025-6248 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21800.
When was CVE-2025-6248 published?: CVE-2025-6248 was published on 2025-07-17 and last updated on 2026-06-17.

References

https://iknow.lenovo.com.cn/detail/430154

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