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CVE-2026-58163 is a vulnerability in Apache Traffic Server caused by mishandling on-disk cache fields and object lifetimes during cache deserialization and related cache-object processing. The flaw can corrupt internal server state or trigger a crash when malformed or inconsistent cached data is processed. Affected versions are Apache Traffic Server 8.0.0 through 8.1.9, 9.0.0 through 9.2.14, and 10.0.0 through 10.1.3.
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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.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability in Apache Traffic Server caused by mishandling on-disk cache fields and object lifetimes, which can corrupt state or cause a crash.
A state corruption and denial-of-service vulnerability in Apache Traffic Server caused by cache deserialization and object lifetime errors.
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.