CVE-2026-76641
CVE Details
Visit the official vulnerability details page for CVE-2026-76641 to learn more.
Initial Publication
08/20/2026
Last Update
08/20/2026
Third Party Dependency
libexpat
NIST CVE Summary
Expat through 2.8.3 contains an out-of-bounds read vulnerability that allows attackers to trigger memory corruption by processing XML with external entity parsers created via XML_ExternalEntityParserCreate. A struct size mismatch between ELEMENT_TYPE members causes storeAtts to read the attIndex member past allocated memory boundaries, resulting in failure to normalize whitespace in non-CDATA attributes or a wild pointer dereference causing a segfault. This vulnerability was introduced by the fix for CVE-2026-66046.
CVE Severity
Our Official Summary
Investigation is ongoing to determine how this vulnerability affects our products.
Status
Received
Affected Products & Versions
| Version | PaletteAI | PaletteAI VerteX |
|---|---|---|
| 1.3.1 | ⚠️ Impacted | ⚠️ Impacted |
| 1.2.2 | ⚠️ Impacted | ⚠️ Impacted |
| 1.1.8 | ⚠️ Impacted | ⚠️ Impacted |
Revision History
No revisions available.