VDB
DEBIAN-CVE-2026-6770
DEBIAN-CVE-2026-6770
PUBLISHED
CVSS 6.5 MEDIUM
Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | firefox-esr | 0, 140.9.1, 140.9.1 |
| Debian:12 | thunderbird | 1:128.1.1esr-1, 1:128.10.0esr-1, 1:128.10.0esr-1~deb11u1 |
| Debian:12 | firefox-esr | 140.9.1, 0, 102.11.0esr-1 |
| Debian:11 | firefox-esr | 115.15.0, 115.15.0, 115.2.0 |
| Debian:13 | firefox-esr | 0, 128.13.0esr-1, 128.14.0esr-1 |
| Debian:14 | thunderbird | 140.9.1, 1:128.14.0esr-1, 1:128.14.0esr-1~deb11u1 |
| Debian:13 | thunderbird | 1:128.13.0esr-1, 1:128.14.0esr-1, 1:128.14.0esr-1~deb11u1 |
| Debian:11 | thunderbird | 115.7.0-1, 115.7.0-1, 115.8.0-1 |
Exploit Intelligence
- CVE-2026-6770 PoC for Firefox/Tor (github-poc-repo)
- CVE-2026-6770 PoC for Firefox/Tor (github-poc)
- CVE-2026-6770.json (github-poc)
- mfsa2026-30.yml (github-poc)
- mfsa2026-34.yml (github-poc)
- 2026-04-29_417_firefox-esr.yaml (github-poc)
- 2026.xml (github-poc)
- poc.html (github-poc)
Timeline
- Apr 21, 2026 CVE Published
- Apr 28, 2026 CVE Updated