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CVE-2026-18534— Address bar spoofing risk in affected iOS versions of Arc Search

Quick assessment

Affected
The Browser Company of New York ArcSearch
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Browser Company ArcSearch是美国Browser Company公司的一款手机浏览器。 Browser Company ArcSearch 1.48.0之前版本存在处理逻辑错误漏洞，该漏洞源于页面初始化滚动后地址栏保持隐藏，可能允许攻击者控制的内容模仿浏览器界面元素，增加欺骗风险。

CVSS 7.4 · High EPSS 0.34% · P25

Possible ATT&CK Techniques 1 AI

T1555.003 · Credentials from Web Browsers

Affected Version Matrix 1

VendorProduct Version RangeStatus
The Browser Company of New York ArcSearch < 1.48.0 affected
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I. Basic Information for CVE-2026-18534

Vulnerability Information
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Vulnerability Title
Address bar spoofing risk in affected iOS versions of Arc Search
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不当限制渲染UI层或帧
Source: CVE Program / CVE List V5
Vulnerability Title
Browser Company ArcSearch 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Browser Company ArcSearch是美国Browser Company公司的一款手机浏览器。 Browser Company ArcSearch 1.48.0之前版本存在处理逻辑错误漏洞，该漏洞源于页面初始化滚动后地址栏保持隐藏，可能允许攻击者控制的内容模仿浏览器界面元素，增加欺骗风险。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
The Browser Company of New York ArcSearch 0 ~ 1.48.0 -

II. Public POCs for CVE-2026-18534

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III. Intelligence Information for CVE-2026-18534

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Vendor Advisories for CVE-2026-18534 (1)

IV. Related Vulnerabilities

Same product: ArcSearch
Same vendor: The Browser Company of New York
Same weakness: CWE-1021

V. Comments for CVE-2026-18534

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