CVE-2017-2510

MEDIUM

Safari < 10.1.1 - Universal Cross-Site Scripting via Pageshow Event Handling

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-2510. PoCs published by Google Security Research.

AI-analyzed exploit summary This PoC exploits a race condition in WebKit's CachedFrameBase::restore() to manipulate frame hierarchies and execute arbitrary JavaScript in a privileged context. It leverages synchronous event dispatching during frame restoration to achieve cross-origin script execution.

Description

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. Safari before 10.1.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted web site that improperly interacts with pageshow events.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · htmlwebappsmultiple
https://www.exploit-db.com/exploits/42067

This PoC exploits a race condition in WebKit's CachedFrameBase::restore() to manipulate frame hierarchies and execute arbitrary JavaScript in a privileged context. It leverages synchronous event dispatching during frame restoration to achieve cross-origin script execution.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Complex
Reliability
Racy
Target: WebKit (Safari, Chrome < 56)
No auth needed
Prerequisites: User interaction (click) · Browser with vulnerable WebKit version
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038487
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/98474
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207804
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201706-15
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/42067/
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207798

Scores

CVSS v3 6.1
EPSS 0.0119
EPSS Percentile 79.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
apple/iphone_os < 10.3.1
apple/safari < 10.1
Published May 22, 2017
Tracked Since Feb 18, 2026