CVE-2026-4430— Heap Buffer Overflow in AgileEngine
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I. Basic Information for CVE-2026-4430
Vulnerability Information
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Vulnerability Title
Heap Buffer Overflow in AgileEngine
Source: NVD (National Vulnerability Database)
Vulnerability Description
Out-of-bounds write vulnerability in The Document Foundation LibreOffice via crafted OOXML documents with mismatched encryption salt parameters. This issue affects LibreOffice: from 26.2 before 26.2.3, from 25.8 before 25.8.7.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
LibreOffice 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreOffice是The Document基金会的一套开源的办公软件套件。 LibreOffice 26.2版本至26.2.3之前版本和25.8版本至25.8.7之前版本存在缓冲区错误漏洞，该漏洞源于处理加密盐参数不匹配的特制OOXML文档时存在越界写入。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| The Document Foundation | LibreOffice | 26.2 ~ 26.2.3 | - |
II. Public POCs for CVE-2026-4430
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: LibreOffice
- CVE-2025-14714
TCC Bypass via Inherited Permissions in Bundled Interpreter - CVE-2025-2866
PDF signature forgery with adbe.pkcs7.sha1 SubFilter - CVE-2021-25635
Content Manipulation with Certificate Validation Attack - CVE-2025-1080
Macro URL arbitrary script execution - CVE-2025-0514
Executable hyperlink Windows path targets executed unconditi
Same vendor: The Document Foundation
- CVE-2025-14714
TCC Bypass via Inherited Permissions in Bundled Interpreter - CVE-2025-2866
PDF signature forgery with adbe.pkcs7.sha1 SubFilter - CVE-2021-25635
Content Manipulation with Certificate Validation Attack - CVE-2025-1080
Macro URL arbitrary script execution - CVE-2025-0514
Executable hyperlink Windows path targets executed unconditi
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