CVE-2026-7978_CVE-2026-7978

8.1 / 10

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Inappropriate implementation in Companion in Google Chrome on Mac prior to 148.0.7778.96 allowed a remote attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)

Basic Information

ID CVE-2026-7978

Source Chrome

Published May 6, 2026 at 18:12

Modified May 6, 2026 at 21:52

Affected Product

Vendor Google

Product Chrome

Version 148.0.7778.96

Affected Versions Google Chrome 148.0.7778.96

CWE Classification

CWE-693

References

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    "lastseen": "",
    "description": "Inappropriate implementation in Companion in Google Chrome on Mac prior to 148.0.7778.96 allowed a remote attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)",
    "published": "2026-05-06T18:12:59.436Z",
    "modified": "2026-05-06T21:52:11.948Z",
    "type": "cve",
    "title": "CVE-2026-7978",
    "source": "Chrome",
    "references": "https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html\nhttps://issues.chromium.org/issues/497828892",
    "id": "CVE-2026-7978",
    "bulletinFamily": "",
    "cwe": [
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    "cvelist": null,
    "sourceData": "Google Chrome 148.0.7778.96",
    "sourceHref": "",
    "cvss": {
        "score": 8.1,
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        "version": "3.1"
    },
    "cvss2": [],
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        "attackComplexity": "",
        "privilegesRequired": "",
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        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
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    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Chrome",
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    "vendor": "Google",
    "ai_description": "",
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    "ai_score": 0
}