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Findings

CVE-2021-37976

Google Chromium Information Disclosure Vulnerability

Published Oct 8, 2021 · updated Jun 16, 2026 · google chrome

Google Chromium contains an information disclosure vulnerability within the core memory component that allows a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 8, 2021 · Catalog

    Detected

    Google Chromium contains an information disclosure vulnerability within the core memory component that allows a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Nov 17, 2021 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    Google Chromium contains an information disclosure vulnerability within the core memory component that allows a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Required action

Apply updates per vendor instructions.

CISA due date Nov 17, 2021

Affected

  • cpe debian/debian linux10.0
  • cpe debian/debian linux11.0
  • cpe fedoraproject/fedora33
  • cpe fedoraproject/fedora34
  • cpe fedoraproject/fedora35
  • cpe google/chromeversion unspecified
  • vendor Google Chromiumversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2021-37976

    Google Chromium contains an information disclosure vulnerability within the core memory component that allows a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2021-37976

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-37976

    30-day exploitation probability 19.9%

    first.org
  • NIST NVDVulnerability recordCVE-2021-37976

    Inappropriate implementation in Memory in Google Chrome prior to 94.0.4606.71 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.

    nvd.nist.gov

References