CVE-2026-18534 — HIGH (7.4)

Vulnerability Description

ArcSearch for iOS versions prior to 1.48.0 could keep the address bar hidden after a page-initiated scroll, allowing attacker-controlled content to imitate browser interface elements and increasing spoofing risk.

CVSS Score

7.4

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Related Weaknesses (CWE)

CWE-1021

References

https://arc.net/security/bulletins#cve-2026-18534-address-bar-spoofing-risk-in-a

FAQ

What is CVE-2026-18534?

CVE-2026-18534 is a vulnerability with a CVSS score of 7.4 (HIGH). ArcSearch for iOS versions prior to 1.48.0 could keep the address bar hidden after a page-initiated scroll, allowing attacker-controlled content to imitate browser interface elements and increasing sp...

How severe is CVE-2026-18534?

CVE-2026-18534 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-18534?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.