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CVE-2024-28757 is an XML entity-expansion vulnerability in libexpat (Expat) through version 2.6.1. It occurs when an application uses an external-entity parser created with XML_ExternalEntityParserCreate in isolation. Crafted XML can trigger uncontrolled entity expansion.
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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.
17 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An XML entity-expansion vulnerability in Expat.
An XML entity-expansion vulnerability in Expat.
An XML Entity Expansion vulnerability in expat.
A vulnerability addressed by the RHSA-2024:8704 security update; the advisory provides no technical details in the supplied content.
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.