CVE-2024-10462 — Authentication Bypass by Spoofing in Mozilla Firefox

CWE-290 — Authentication Bypass by SpoofingCWE-280 — Improper Handling of Insufficient Permissions or Privileges13 documents8 sources
Severity
6.5MEDIUMNVD
OSV7.5
EPSS
0.5%
top 33.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedOct 29
Latest updateFeb 2

Description

Truncation of a long URL could have allowed origin spoofing in a permission prompt. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages7 packages

▶CVEListV5mozilla/firefoxunspecified — 132
▶NVDmozilla/firefox< 128.4.0+1
▶CVEListV5mozilla/firefox_esrunspecified — 128.4
▶CVEListV5mozilla/thunderbirdunspecified — 128.4+1
▶NVDmozilla/thunderbird129.0 — 132.0+1

🔴Vulnerability Details

4
OSV
firefox vulnerabilities↗2024-10-31
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CVEList
CVE-2024-10462: Truncation of a long URL could have allowed origin spoofing in a permission prompt↗2024-10-29
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GHSA
GHSA-6rc3-wcpj-59ch: Truncation of a long URL could have allowed origin spoofing in a permission prompt↗2024-10-29
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OSV
CVE-2024-10462: Truncation of a long URL could have allowed origin spoofing in a permission prompt↗2024-10-29
▶

📋Vendor Advisories

8
Ubuntu
Thunderbird vulnerabilities↗2026-02-02
▶
Ubuntu
Firefox vulnerabilities↗2024-10-31
▶
Red Hat
firefox: thunderbird: Origin of permission prompt could be spoofed by long URL↗2024-10-29
▶
Debian
CVE-2024-10462: firefox - Truncation of a long URL could have allowed origin spoofing in a permission prom...↗2024
▶
Mozilla
Mozilla Foundation Security Advisory 2024-55: CVE-2024-10462↗
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CVE-2024-10462 — Authentication Bypass by Spoofing | cvebase