cve.bz

CVE-2020-26978

6.1 mediumEPSS 1.3%

Medium (6.1) in mozilla. EPSS 1.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)
Published
Modified
Record from
the NVD, synced

Affected

References

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