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VulnerabilityPublished

CVE-2026-126856: Cache · Incomplete Cleanup

Source GCVE Database

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Authoritative record:CVE-2026-126856· High

Not known to be exploited : upgrade to 157.0.8103.78 soon.

Data as of 12 Nov 2026, 02:03 UTC

Severity
High

Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 157.0.8103.78

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 11 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.

What to do

Upgrade Chrome to 157.0.8103.78.

Affected software

ProductAffectedFixed in
GoogleChromeAffected
  • >=157.0.8103.78 <157.0.8103.78
Fixed in
  • 157.0.8103.78

AI-suggested

A fix is available in Google Chrome version 157.0.8103.78. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated.

Description

A vulnerability in Google Chrome prior to version 157.0.8103.78 involves incomplete cleanup in the browser cache. This flaw allows a remote attacker to obtain cross-origin data by leveraging a crafted HTML page. The issue is classified with high security severity by the Chromium project.

References

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