CVE-2020-26978 — Sensitive Information Exposure in Mozilla Firefox
Severity
6.1MEDIUMNVD
OSV6.5
EPSS
0.4%
top 37.88%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 7
Latest updateMay 24
Description
Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7
Affected Packages8 packages
🔴Vulnerability Details
4GHSA▶
GHSA-v298-98c4-32g7: Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services ru↗2022-05-24
OSV▶
CVE-2020-26978: Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services ru↗2021-01-07
CVEList▶
CVE-2020-26978: Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services ru↗2021-01-07
📋Vendor Advisories
7Debian▶
CVE-2020-26978: firefox - Using techniques that built on the slipstream research, a malicious webpage coul...↗2020