Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-81267— Stalled popup navigation could allow address bar origin spoofing in Firefox for iOS

Quick assessment

Affected
Mozilla Firefox for iOS
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.

Mozilla Firefox for iOS是Mozilla基金会的一款移动端网页浏览器。 Mozilla Firefox for iOS 155.0之前版本存在处理逻辑错误漏洞，该漏洞源于恶意网页提交后可能延迟弹窗的跨源导航，导致地址栏显示目标来源，同时继续渲染攻击者控制的内容。

AI Predicted 6.1 Difficulty: Moderate EPSS 0.20% · P10

Affected Version Matrix 1

VendorProduct Version RangeStatus
Mozilla Firefox for iOS 155.0≤ * unaffected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-81267

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Stalled popup navigation could allow address bar origin spoofing in Firefox for iOS
Source: CVE Program / CVE List V5
Vulnerability Description
A malicious webpage could stall a popup's cross-origin navigation after commit, causing the address bar to display the destination origin while continuing to render attacker-controlled content. This vulnerability was fixed in Firefox for iOS 155.0.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mozilla Firefox for iOS 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox for iOS是Mozilla基金会的一款移动端网页浏览器。 Mozilla Firefox for iOS 155.0之前版本存在处理逻辑错误漏洞，该漏洞源于恶意网页提交后可能延迟弹窗的跨源导航，导致地址栏显示目标来源，同时继续渲染攻击者控制的内容。
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
Mozilla Firefox for iOS 155.0 ~ * -

II. Public POCs for CVE-2026-81267

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-81267

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-81267 (1)

IV. Related Vulnerabilities

Same product: Firefox for iOS
Same vendor: Mozilla

V. Comments for CVE-2026-81267

No comments yet

Leave a comment