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CVE-2026-108750— OpenDocMan 2.4.0 through 2.10.0 Decompression Bomb DoS via Upload Text Extraction

Quick assessment

Affected
OpenDocMan OpenDocMan
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenDocMan 2.4.0 至 2.10.0 版本中存在一个解压缩炸弹漏洞，允许经过身份验证的用户通过上传精心构造的办公文档来耗尽 PHP 内存。攻击者可以上传一个体积较小的 ODT、DOCX 或 XLSX 文件，其中的 XML 条目在解压缩后可能达到数百兆字节，从而导致 PHP 工作进程崩溃，并降低系统可用性。

CVSS 4.3 · Medium EPSS 0.27% · P18

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 1

VendorProduct Version RangeStatus
OpenDocMan OpenDocMan 2.4.0≤ 2.10.0 affected
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I. Basic Information for CVE-2026-108750

Vulnerability Information
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Vulnerability Title
OpenDocMan 2.4.0 through 2.10.0 Decompression Bomb DoS via Upload Text Extraction
Source: CVE Program / CVE List V5
Vulnerability Description
OpenDocMan 2.4.0 through 2.10.0 contains a decompression bomb vulnerability that allows authenticated users to exhaust PHP memory by uploading crafted office documents. Attackers can upload a small ODT, DOCX, or XLSX file whose XML entries decompress to hundreds of megabytes, crashing PHP workers and degrading availability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对高度压缩数据的处理不恰当(数据放大攻击)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenDocMan OpenDocMan 2.4.0 ~ 2.10.0 -

II. Public POCs for CVE-2026-108750

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-108750

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Patches & Fixes for CVE-2026-108750 (2)

Vendor Advisories for CVE-2026-108750 (1)

Proof of Concept for CVE-2026-108750 (1)

Vendor Pages for CVE-2026-108750 (1)

IV. Related Vulnerabilities

Same product: OpenDocMan
Same vendor: OpenDocMan
Same weakness: CWE-409

V. Comments for CVE-2026-108750

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