Medium severity5.4NVD Advisory· Published May 12, 2026· Updated May 14, 2026

CVE-2026-42838

Description

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42838nvdVendor Advisory

News mentions

Patch Tuesday - May 2026
Rapid7 Blog · May 13, 2026

cvss	0.351
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000