CVE-2025-1018

MEDIUM EPSS 30.3%
Published Feb 4, 20251y ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Feb 4, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

The fullscreen notification is prematurely hidden when fullscreen is re-requested quickly by the user. This could have been leveraged to perform a potential spoofing attack. This vulnerability was fixed in Firefox 135 and Thunderbird 135.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
30.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1021

Affected Products 2

VendorProductVersionRange
mozillafirefox* <135.0
mozillathunderbird*≥131.0  –  <135.0

References 3

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1910818
    Permissions Required
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-07/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-11/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.