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CVE-2026-74970mediumCWE-346

Site isolation issue in the Graphics component

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.4epss 0.2%
from disclosure to weapon0 days
Published on NVDAug 18
1st PoCAug 17
exploitation probability
0.2%top 93% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
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