Apple macOS/iOS Media Parser OOB Issue (CVE-2025-43338)
CVE-2025-43338 Published on November 4, 2025
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in macOS Tahoe 26, macOS Sonoma 14.8.2. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.
Vulnerability Analysis
CVE-2025-43338 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity, and a high impact on availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2025-43338 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2025-43338
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Affected Versions
Apple macOS:- Version unspecified and below 14.8 is affected.
- Version unspecified and below 26 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.