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CVE-2026-9116

🔶 medium
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Summary

Insufficient policy enforcement in ServiceWorker in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

CVSS Score
4.3
Medium
EPSS Score
0.0
Exploit Probability
Published Date
2026-05-20
First Seen: 2026-05-21
📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 5.4% of all 333,415 vulnerabilities in our database.

#315,411
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 20, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
SSVC data provided by CISA
Last Modified 2026-05-21
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CWE IDs (Weakness Types)
CWE-693

📦 Affected Products 1

Vendor Product Status Affected Versions
google chrome Affected
< 148.0.7778.179

🔗 References 2

https://chromereleases.googleblog.com/2026/05/stable...
Vendor Advisory
https://issues.chromium.org/issues/497436273
Permissions Required

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-15107 ⚠️ high 8.8 0.2 Use after free in IndexedDB in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to execute arbitrary code... 2026-07-08
CVE-2026-15108 🔶 medium 4.3 0.1 Integer overflow in Extensions API in Google Chrome prior to 150.0.7871.115 allowed an attacker who convinced a user to ... 2026-07-08
CVE-2026-15109 🔶 medium 6.5 0.2 Uninitialized Use in ANGLE in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to obtain potentially sens... 2026-07-08
CVE-2026-15110 ⚠️ high 8.8 0.1 Use after free in Extensions in Google Chrome prior to 150.0.7871.115 allowed an attacker who convinced a user to instal... 2026-07-08
CVE-2026-15111 ⚠️ high 7.5 0.2 Use after free in Views in Google Chrome prior to 150.0.7871.115 allowed a remote attacker who convinced a user to engag... 2026-07-08
CVE-2026-15112 ⚠️ high 8.8 0.2 Use after free in Ozone in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to potentially exploit heap c... 2026-07-08
These CVEs affect the same products