CVE-2021-30560 (GCVE-0-2021-30560)

Vulnerability from cvelistv5 – Published: 2021-08-03 00:00 – Updated: 2025-05-05 16:53
VLAI
Summary
Use after free in Blink XSLT in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • Use after free
  • CWE-416 - Use After Free
Assigner
References
Impacted products
Vendor Product Version
Google Chrome Affected: unspecified , < 91.0.4472.164 (custom)
Create a notification for this product.
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    "redhat_vex": {
      "current_release_date": "2025-11-21T11:47:51+00:00",
      "cve": "CVE-2021-30560",
      "id": "CVE-2021-30560",
      "initial_release_date": "2021-07-15T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "chromium-browser: Use after free in Blink XSLT",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-30560.json",
      "version": "3"
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}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.