# CVE-2026-78955

## Summary

- **CVE ID:** CVE-2026-78955
- **Severity:** MEDIUM
- **CVSS Score:** 6.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
- **CWE:** CWE-203
- **Published:** Aug 25, 2026
- **Last Modified:** Aug 28, 2026

## Description

Observable discrepancy in PerformanceAPIs in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

## Affected Products

- Google — Chrome (152.0.7977.65)

## References

- [CNA](https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html)
- [CNA](https://issues.chromium.org/issues/514439436)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.44%
- **EPSS Percentile:** 37.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._