DaystoPatch

GoogleExploited incident

Google Chromium V8 Type Confusion Vulnerability

CVE-2026-85046High, CVSS 8.8In CISA's Known Exploited Vulnerabilities catalog since 4 Sep 2026

Automated timeline. Not yet checked by a researcher, so it doesn't count toward any grade.

FixedFixed for every supported version under an hour after the first public report.

Response

Silence
0h
First public report to first vendor statementUnverified source
Exposure
0h
First public report to first fixUnverified source
Follow-through
<1h
First public report to a fix for every supported versionUnverified source
  • Vendor silent
  • Vendor statement, no fix
  • Fixed for some versions
  • Fixed when disclosed
  • Date only, no time of day

Timeline and evidence

Open a moment to see its source and archived quote.

  1. First public report

    Unverified: quote not found in the archived copy

    Google advisory chrome-6452445440638395139/CVE-2026-85046ClaimedQuote not found in archive

    The Stable channel has been updated to 152.0.7977.82/.83 for Windows and Mac and 152.0.7977.82 for Linux, which will roll out over the coming days/weeks.

    Vendor advisory was the first public report.

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    7 more sources for this moment
    Google advisory chrome-6452445440638395139/CVE-2026-85046ClaimedQuote verified3 Sep 2026, 18:56 UTC

    update includes 12 security fixes. Please see the Chrome Security Page for more information. [$1,000][ 542403045 ] High CVE-2026-85046: Type confusion in V8. Reported by Salvatore Gulizia (nickname: Serotav) on 2026-08-04 [N/A][ 502304489 ] High CVE-2026-85052: Out of bounds read in CrashReporting.

    The vendor's own disclosure.

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    CVE.org record CVE-2026-85046ClaimedQuote verified3 Sep 2026, 19:26 UTC

    Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

    CVE record published.

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    Bluesky postClaimedQuote not checked yet3 Sep 2026, 21:47 UTC

    patched a Chrome zero-day vulnerability currently exploited in the wild. The update resolves a severe V8 type confusion flaw (CVE-2026-85046).

    Earliest third-party post we hold. An independent author on another platform posted within 48 hours. Used for unreviewed incidents only, never graded.

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    Bluesky post social
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    Mastodon postClaimedQuote not checked yet3 Sep 2026, 21:47 UTC

    patched a Chrome zero-day vulnerability currently exploited in the wild. The update resolves a severe V8 type confusion flaw (CVE-2026-85046). # Chrome # ZeroDay # Vulnerability # Cybersecurity # CVE202685046 https:// securityonline.info/chrome-zer o-day-vulnerability/?utm_source=mastodon&utm_medium

    Earliest third-party post we hold.

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    Mastodon post social
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    CISA KEV (CVE-2026-85046)ClaimedQuote verified4 Sep 2026

    Google Chromium V8 Type Confusion Vulnerability

    Added to CISA's KEV catalog on 2026-09-04.

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    Hacker NewsClaimedQuote not checked yet4 Sep 2026, 21:52 UTC

    https://nvd.nist.gov/vuln/detail/cve-2026-85046

    Earliest third-party post we hold. An independent author on another platform posted within 48 hours. Used for unreviewed incidents only, never graded.

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    Hacker News hn
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    Research: volexityClaimedQuote verified9 Sep 2026, 17:36 UTC

    Mind the (Patch) Gap: Multiple Chinese Threat Actors Chain 0-day Exploits in Chrome & Windows

    Earliest mention we hold (a vetted outlet).

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    Research: volexity research
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  2. Vendor statement

    at disclosureUnverified: quote not found in the archived copy

    Google advisory chrome-6452445440638395139/CVE-2026-85046ClaimedQuote not found in archive

    The Stable channel has been updated to 152.0.7977.82/.83 for Windows and Mac and 152.0.7977.82 for Linux, which will roll out over the coming days/weeks.

    From the advisory's revision history.

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    2 more sources for this moment
    Google advisory chrome-6452445440638395139/CVE-2026-85046ClaimedQuote verified3 Sep 2026, 18:56 UTC

    update includes 12 security fixes. Please see the Chrome Security Page for more information. [$1,000][ 542403045 ] High CVE-2026-85046: Type confusion in V8. Reported by Salvatore Gulizia (nickname: Serotav) on 2026-08-04 [N/A][ 502304489 ] High CVE-2026-85052: Out of bounds read in CrashReporting.

    Recorded time
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    Google advisory chrome-6736873269244247757ClaimedQuote verified8 Sep 2026, 22:31 UTC

    The Stable channel is being updated to OS version 16765.41.0 (Browser version 152.0.7977.113 ) for most ChromeOS devices.

    From the advisory's revision history.

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  3. First workaround

    No official mitigation found yet.

  4. First fix

    at disclosureUnverified: quote not found in the archived copy

    Google advisory chrome-6452445440638395139/CVE-2026-85046ClaimedQuote not found in archive

    The Stable channel has been updated to 152.0.7977.82/.83 for Windows and Mac and 152.0.7977.82 for Linux, which will roll out over the coming days/weeks.

    Stable Channel Update for Desktop: build fixing the listed CVEs (one candidate per channel/platform)

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    2 more sources for this moment
    Google advisory chrome-6452445440638395139/CVE-2026-85046Inferred3 Sep 2026, 18:56 UTC

    update includes 12 security fixes. Please see the Chrome Security Page for more information. [$1,000][ 542403045 ] High CVE-2026-85046: Type confusion in V8. Reported by Salvatore Gulizia (nickname: Serotav) on 2026-08-04 [N/A][ 502304489 ] High CVE-2026-85052: Out of bounds read in CrashReporting.

    Patch-day rule: Google ships fixes in the advisory that discloses a bug, and this advisory states that fixed versions exist. So the vendor statement, first fix and fix for all versions all take the advisory's publication time.

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    Google advisory chrome-6736873269244247757ClaimedQuote verified8 Sep 2026, 22:31 UTC

    The Stable channel is being updated to OS version 16765.41.0 (Browser version 152.0.7977.113 ) for most ChromeOS devices.

    Stable Channel Update for ChromeOS / ChromeOS Flex: build fixing the listed CVEs (one candidate per channel/platform)

    Recorded time
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    Claimed. The date the source gives.
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    Found in the archived copy
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    Dispute this timestamp

  5. Fixed for all versions

    +<1hUnverified: derived by rule, not read from a source

    Google advisory chrome-6452445440638395139/CVE-2026-85046Inferred

    update includes 12 security fixes. Please see the Chrome Security Page for more information. [$1,000][ 542403045 ] High CVE-2026-85046: Type confusion in V8. Reported by Salvatore Gulizia (nickname: Serotav) on 2026-08-04 [N/A][ 502304489 ] High CVE-2026-85052: Out of bounds read in CrashReporting.

    Patch-day rule: Google ships fixes in the advisory that discloses a bug, and this advisory states that fixed versions exist. So the vendor statement, first fix and fix for all versions all take the advisory's publication time.

    Recorded time
    Precision
    To the minute
    Origin
    Inferred. Derived by a documented rule.
    Quote check
    Found in the archived copy
    Snapshot
    sha256:b805fef4ef6d01e2…
    Used in metrics
    Yes
    Dispute this timestamp

Send this to your boss

No brief for this incident yet. We write one for every open incident and every critical bug exploited before a fix.

Affected products

  • Chromium V8
  • Chrome

Related

Google report card