Bug 2542870 (CVE-2026-87482)

Summary: CVE-2026-87482 chromium-browser: Cleartext transmission of sensitive data in HttpsUpgrades
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A cleartext transmission of sensitive data flaw was found in the HttpsUpgrades component of the Chromium browser. Upstream bug(s): https://issues.chromium.org/issues/503736006
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Bug Depends On: 2542202, 2542206    
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Description OSIDB Bzimport 2026-09-28 22:51:36 UTC
Cleartext transmission of sensitive data in HttpsUpgrades in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to leak sensitive information via crafted network traffic. (Chromium security severity: Medium)