EIP-2026-114922

PRE-CVE

Apple Safari 4.0.4 (531.21.10) - Stack Overflow / Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-114922. PoCs published by John Cobb.

AI-analyzed exploit summary This Perl script generates an HTML file with an oversized 'background' attribute to trigger a stack overflow in Safari 4.0.4, causing a denial-of-service (DoS) condition. The exploit leverages a buffer overflow vulnerability in CFNetwork.dll.

Description

Apple Safari 4.0.4 (531.21.10) - Stack Overflow / Denial of Service

Exploits (1)

exploitdb WORKING POC
by John Cobb · perldoswindows
https://www.exploit-db.com/exploits/11601

This Perl script generates an HTML file with an oversized 'background' attribute to trigger a stack overflow in Safari 4.0.4, causing a denial-of-service (DoS) condition. The exploit leverages a buffer overflow vulnerability in CFNetwork.dll.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Safari 4.0.4 (531.21.10)
No auth needed
Prerequisites: Victim must open the crafted HTML file in Safari 4.0.4
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026