CVE-2026-78946
MEDIUMCVSS 4.3/10EPSS 0.29%
Last modified
CVE-2026-78946 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Incorrect authorization in Select in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low). EPSS estimates a 0.29% chance of exploitation in the next 30 days.
Description
Incorrect authorization in Select in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 152.0.7977.65 |
References
- https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.htmlRelease Notes, Vendor Advisory
- https://issues.chromium.org/issues/517718241Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-78946?
Incorrect authorization in Select in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
How severe is CVE-2026-78946?
CVE-2026-78946 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.
How do I fix CVE-2026-78946?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-78940Improper initialization in Network in Google Chrome prior to…4.3
- CVE-2026-78941Information leak in Core in Google Chrome prior to 152.0.797…
- CVE-2026-78942Incorrect reference resolution in Loader in Google Chrome pr…4.3
- CVE-2026-78943Improper input validation in Editing in Google Chrome prior …3.1
- CVE-2026-78944Use after free in DevTools in Google Chrome prior to 152.0.7…8.8
- CVE-2026-78945Use after free in Views in Google Chrome prior to 152.0.7977…9.6
- CVE-2026-78947Incomplete cleanup in Chromium in Google Chrome prior to 152…6.5
- CVE-2026-78948Buffer overflow in WebGL in Google Chrome prior to 152.0.797…9.6
- CVE-2026-78949Observable discrepancy in CustomTabs in Google Chrome on on …2.9
- CVE-2026-78950Integer overflow in WebRTC in Google Chrome prior to 152.0.7…8.8
- CVE-2026-78951Use after free in ServiceWorker in Google Chrome prior to 15…9.6
- CVE-2026-78952Out of bounds write in Crashpad in Google Chrome on on Windo…8.3
Are you affected by CVE-2026-78946?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST