CVE-2021-37973
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
11.6%
95.8th percentile
CISA KEV
Listed
Added 2021-11-03 · patch by 2021-11-17
Weakness / dates
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Published — · modified —
Timeline
- 2021-11-03 — Added to CISA KEV (actively exploited)
- 2021-11-17 — CISA patch-by deadline
Description
Google Chromium Portals contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability affects web browsers that utilize Chromium, including Google Chrome and Microsoft Edge.