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CVE-2026-87561 (GCVE-0-2026-87561)

Vulnerability from cvelistv5 – Published: 2026-09-09 00:10 – Updated: 2026-09-10 19:06
VLAI
Summary
Incorrect authorization in Web Authentication in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy via a crafted Chrome extension. (Chromium security severity: Low)
Severity
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-10 18:35 UTC
CWE
  • CWE-863 - Incorrect authorization
Assigner
References
Impacted products
Vendor Product Version CPE status
Google Chrome Affected: 153.0.8010.36 , < 153.0.8010.36 (custom)
guessed Create a notification for this product.
Show details on NVD website
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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

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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.
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  • 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.


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