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CVE-2026-100826: firefox-esr (exact versions not specified); +1 more affected products

CVE-2026-100826 affects firefox-esr. EPSS 0.00231 (percentile 0.12723), scored 2026-10-05. Fixed version: 153.4.0esr-1~deb12u1. Fixed version: 153.4.0esr-1~deb13u1. Fixed version: 153.4.0esr-1. Fixed version: 1:153.4.0esr-1.

Affected technology

firefox-esr · Exact affected versions not specified by the source
Vendor not specified by the source

firefox-esr · Exact affected versions not specified by the source
Vendor not specified by the source

firefox-esr · Exact affected versions not specified by the source
Vendor not specified by the source

thunderbird · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (OSV, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

OSV’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

Product
firefox-esr
CCR priority
0.1 /100 (P5)
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · OSV.dev
EPSS
0.00231 · percentile 0.12723 · 2026-10-05
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-100826.html