Form validation popups could block exiting full-screen mode
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-451.
Summary
Form validation popups could capture escape key presses. Therefore, spamming form validation messages could be used to prevent users from exiting full-screen mode. This vulnerability affects Firefox < 128 and Thunderbird < 128.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mozilla | Firefox | before 128 | 128 | Patch available | CNA |
| Mozilla | Thunderbird | before 128 | 128 | Patch available | CNA |
Remediation
- Fix · CNA Firefox (Mozilla) Fixed in 128
- Fix · CNA Thunderbird (Mozilla) Fixed in 128
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Mozilla Firefox 128
16 records Highest priority Priority MEDIUM 4 MEDIUM, 12 LOW
Other records, highest priority first
- TI-2024-06123 Memory corruption in NSSPriority MEDIUM 51
- TI-2024-06132 Incorrect handling of SameSite cookiesPriority MEDIUM 50
- TI-2024-06128 Leaving pointerlock by pressing the escape key could be preventedPriority MEDIUM 41
- Release ·
Mozilla Thunderbird 128
15 records Highest priority Priority MEDIUM 3 MEDIUM, 12 LOW
Other records, highest priority first
- TI-2024-06123 Memory corruption in NSSPriority MEDIUM 51
- TI-2024-06132 Incorrect handling of SameSite cookiesPriority MEDIUM 50
- TI-2024-06128 Leaving pointerlock by pressing the escape key could be preventedPriority MEDIUM 41
Timeline
- 2026-10-02 Threatist record created from CVE-2024-6610
- 2026-10-03 Alias added: GHSA-r595-x79c-68p4
References
More Mozilla Firefox vulnerabilities
- TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
- TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
- TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2024-6610 · CVE Program
- CVE-2024-6610 · NVD
- FIRST EPSS
- GHSA-r595-x79c-68p4 · GitHub Advisory Database · CC BY 4.0
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