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CVE-2026-28977 is a vulnerability in Apple's ImageIO component in which insufficient bounds checking while processing a maliciously crafted file can trigger an out-of-bounds condition and cause unexpected application termination. Apple states the issue was addressed through improved bounds checks. The vulnerability affects multiple Apple platforms, including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS releases prior to the patched versions.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
22 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A file parsing vulnerability in ImageIO that may lead to unexpected app termination.
A macOS Tahoe vulnerability where processing a maliciously crafted file may lead to unexpected app termination.
A file-processing vulnerability that could cause unexpected app termination, addressed with improved bounds checks.
A macOS Sonoma vulnerability where a maliciously crafted file may cause unexpected app termination.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.