How severe is CVE-2025-11718?

CVE-2025-11718 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-11718 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11718?

CVE-2025-11718 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-11718?

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

Does CVE-2025-11718 have an EU (EUVD) identifier?

Yes. CVE-2025-11718 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34195.

When was CVE-2025-11718 published?

CVE-2025-11718 was published on 2025-10-14 and last updated on 2026-06-17.

CVE-2025-11718

CVE-2025-11718 is a medium-severity vulnerability in Mozilla Firefox with a CVSS 3.x base score of 6.5. 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-451.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34195
Weakness: CWE-451
Affected product: Mozilla Firefox
Published: 2025-10-14
Last modified: 2026-06-17

Description

When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event. This vulnerability was fixed in Firefox 144.

Frequently asked questions

What is CVE-2025-11718?: When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event. This vulnerability was fixed in Firefox 144.
How severe is CVE-2025-11718?: CVE-2025-11718 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-11718 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11718?: CVE-2025-11718 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-11718?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-11718 have an EU (EUVD) identifier?: Yes. CVE-2025-11718 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34195.
When was CVE-2025-11718 published?: CVE-2025-11718 was published on 2025-10-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

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