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🛡️ CVE-2026-17866 — chrome

🟡 CVSS 5.8 — Medium ✅ No Known Exploit CWE-843 NVD
5.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Type Confusion in Tab in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability low.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: High — the attacker first has to win a race, learn a secret or otherwise prepare the target.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: Required — someone has to click, open or visit something.
  • Scope: Changed — a successful attack reaches components beyond the vulnerable one.
  • Confidentiality impact: Low — limited, and the attacker does not choose what is affected.
  • Integrity impact: Low — limited, and the attacker does not choose what is affected.
  • Availability impact: Low — limited, and the attacker does not choose what is affected.

Weakness class

CVE-2026-17866 is classified as CWE-843: Type Confusion. A resource is accessed as one type while actually being another, so the interpretation of its memory is wrong.

Affected software

CVE-2026-17866 is recorded against 1 package.

  • chrome (fixed in 151.0.7922.72)

Timeline and source

Published on 30 July 2026 and last revised on 3 August 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

chromereleases.googleblog.com
issues.chromium.org

Other advisories for this package

chrome has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-843: Type Confusion) in other software:

Details

Severity MEDIUM
CVSS Score 5.8
CVSS Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
CWE CWE-843
Public Exploit ✅ No
Source NVD
Published 2026-07-30
Updated 2026-08-20
Modified 2026-08-03
Fix URL N/A

Affected Packages

Software From version Fixed in
chrome — 151.0.7922.72

Similar Threats

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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