CVSS v3
8.8
HIGH
EPSS Score
46.9%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.
Active exploitation of CVE-2020-26950 has not been confirmed. The EPSS score is 46.9%, indicating the estimated probability of exploitation in the next 30 days.
CVE-2020-26950 has a CVSS v3 base score of 8.8 (HIGH severity).
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Ranked by exploit probability (EPSS).