CVE-2024-6611

CRITICAL

Published Jul 9, 2024 Modified Apr 4, 2025 CWE-1275

Description

A nested iframe, triggering a cross-site navigation, could send SameSite=Strict or Lax cookies. This vulnerability affects Firefox < 128 and Thunderbird < 128.

CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-1275 CWE-1275

Affected Products

Vendor	Product	Versions
mozilla	firefox	< 128.0
mozilla	thunderbird	< 128.0

References

Advisories & Patches

https://www.mozilla.org/security/advisories/mfsa2024-29/ https://www.mozilla.org/security/advisories/mfsa2024-32/ https://www.mozilla.org/security/advisories/mfsa2024-29/ https://www.mozilla.org/security/advisories/mfsa2024-32/

Other References

https://bugzilla.mozilla.org/show_bug.cgi?id=1844827 https://bugzilla.mozilla.org/show_bug.cgi?id=1844827

Frequently Asked Questions

What is CVE-2024-6611? +

A nested iframe, triggering a cross-site navigation, could send SameSite=Strict or Lax cookies. This vulnerability affects Firefox < 128 and Thunderbird < 128. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-6611? +

CVE-2024-6611 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-6611? +

CVE-2024-6611 affects products from mozilla, specifically: firefox, thunderbird. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-6611? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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Quick Facts

CVSS Score: 9.8
Severity: CRITICAL
Published: Jul 9, 2024

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