CVE-2026-42838 PUBLISHED

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Assigner: microsoft
Reserved: 30.04.2026 Published: 12.05.2026 Updated: 12.05.2026

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
CVSS Score: 5.4

Product Status

Vendor Microsoft
Product Microsoft Edge (Chromium-based)
Versions
  • affected from 1.0.0.0 to 148.0.3967.55 (excl.)

References

Problem Types