CVE-2024-5692

MEDIUM

6.5

CVSS Score

Published: June 11, 2024 at 12:40 PM UTC

Updated: June 17, 2026 at 08:16 AM UTC

3 products affected across 1 vendorFirefoxThunderbirdFirefox ESR· also runs on 1 platform

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.6%

SSVC

No known exploit

Description

On Windows 10, when using the 'Save As' functionality, an attacker could have tricked the browser into saving the file with a disallowed extension such as `.url` by including an invalid character in the extension. *Note:* This issue only affected Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Firefox · Mozilla

95%

v < 115.12v < 127v < 127.0

Affected range stops below 115.12, so it looks safe — our inference, not a vendor statement

Affected range stops below 127, so it looks safe — our inference, not a vendor statement

Affected range stops below 127.0, so it looks safe — our inference, not a vendor statement

microsoft-windows (environment)

Thunderbird · Mozilla

95%

v < 115.12

Affected range stops below 115.12, so it looks safe — our inference, not a vendor statement

microsoft-windows (environment)

Firefox ESR · Mozilla

60%

v < 115.12

Affected range stops below 115.12, so it looks safe — our inference, not a vendor statement

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Windows · Microsoft

95%

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

ExploitIssue Tracking

Source: [email protected]

https://bugzilla.mozilla.org/show_bug.cgi?id=1891234

Vendor Advisory

Source: [email protected]

https://www.mozilla.org/security/advisories/mfsa2024-25/

Vendor Advisory

Source: [email protected]

https://www.mozilla.org/security/advisories/mfsa2024-26/

Vendor Advisory

Source: [email protected]

https://www.mozilla.org/security/advisories/mfsa2024-28/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

NVD-CWE-noinfo

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