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CVE-2026-32778

CVSS 2.9 · Low EPSS 0.01% · P0
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I. Basic Information for CVE-2026-32778

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory condition.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
libexpat 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libexpat是libexpat团队的一款使用C语言编写的流式XML解析器。 libexpat 2.7.5之前版本存在代码问题漏洞，该漏洞源于在早期内存不足后重试时，setContext函数可能出现空指针取消引用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
libexpat projectlibexpat 0 ~ 2.7.5 -

II. Public POCs for CVE-2026-32778

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III. Intelligence Information for CVE-2026-32778

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Same Patch Batch · libexpat project · 2026-03-16 · 3 CVEs total

CVE-2026-327774.0 MEDIUMlibexpat 安全漏洞
CVE-2026-327764.0 MEDIUMlibexpat 代码问题漏洞

IV. Related Vulnerabilities

Same product: libexpat
Same vendor: libexpat project
Same weakness: CWE-476

V. Comments for CVE-2026-32778

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