CVE-2023-29532: firefox before 112.0 (exclusive); +5 more affected products

CVE-2023-29532. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00185 (percentile 0.07713), scored 22-Oct-2026.

Affected technology

firefox · before 112.0 (exclusive)
mozilla

firefox esr · before 102.10 (exclusive)
mozilla

thunderbird · before 102.10 (exclusive)
mozilla

Firefox · unspecified to before 112
Mozilla

Firefox ESR · unspecified to before 102.10
Mozilla

Thunderbird · unspecified to before 102.10
Mozilla

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and availability impact as none; integrity impact as high. Source advisory’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and availability impact as none; integrity impact as high.

Published 24-Oct-2026 01:44 UTC

CCR priority: 22.0 /100 (P4)
CVSS 3.1: 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N · NVD
EPSS: 0.00185 · percentile 0.07713 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2023-29532.html