CVE-2026-100832
EUVD-2026-8881029.09.2026, 13:17
Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 140.17, Thunderbird 153.4, Firefox ESR 115.42, and Firefox ESR 140.17.Enginsight
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| mozilla | firefox | 𝑥 < 115.42.0 |
| mozilla | firefox | 116.0 ≤ 𝑥 < 140.17.0 |
| mozilla | thunderbird | 𝑥 < 140.17.0 |
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources
(CNA/ADP records, vendor advisories, Enginsight analysis).
| Vendor | Product | Version | Source |
|---|---|---|---|
| mozilla | firefox | 141.0 ≤ 𝑥 < 153.4.0 | CNA |
| mozilla | firefox_esr | 𝑥 < 115.42.0 | CNA |
| mozilla | firefox_esr | 116.0 ≤ 𝑥 < 140.17.0 | CNA |
| mozilla | firefox_esr | 141.0 ≤ 𝑥 < 153.4.0 | CNA |
| mozilla | thunderbird | 141.0 ≤ 𝑥 < 153.4.0 | CNA |
| mozilla | thunderbird_esr | 𝑥 < 140.17.0 | CNA |
| mozilla | thunderbird_esr | 141.0 ≤ 𝑥 < 153.4.0 | CNA |
Debian Releases
Debian Product | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| firefox-esr |
| ||||||||||||
| thunderbird |
|
openSUSE / SLES Releases
openSUSE Product | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MozillaFirefox |
| ||||||||||||||||||||||
| MozillaFirefox-devel |
| ||||||||||||||||||||||
| MozillaFirefox-translations-common |
| ||||||||||||||||||||||
| MozillaFirefox-translations-other |
| ||||||||||||||||||||||
| MozillaThunderbird |
| ||||||||||||||||||||||
| MozillaThunderbird-translations-common |
| ||||||||||||||||||||||
| MozillaThunderbird-translations-other |
|
Red Hat Enterprise Linux Releases
Amazon Linux Releases
Common Weakness Enumeration
Vulnerability Media Exposure
References