CVE-2026-42078— PPTAgent: Arbitrary File Write + Directory Creation via markdown_table_to_image
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I. Basic Information for CVE-2026-42078
Vulnerability Information
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Vulnerability Title
PPTAgent: Arbitrary File Write + Directory Creation via markdown_table_to_image
Source: NVD (National Vulnerability Database)
Vulnerability Description
PPTAgent is an agentic framework for reflective PowerPoint generation. Prior to commit 418491a, PPTAgent is vulnerable to arbitrary file write and directory creation via markdown_table_to_image. This issue has been patched via commit 418491a.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
PPTAgent 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PPTAgent是ICIP-CAS开源的一款基于大模型的智能演示文稿生成工具。 PPTAgent 418491a之前版本存在路径遍历漏洞，该漏洞源于markdown_table_to_image函数问题，可能导致任意文件写入和目录创建。
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
II. Public POCs for CVE-2026-42078
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- fix: pptagent · icip-cas/PPTAgent@418491a · GitHubx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2026-42078
Same Patch Batch · icip-cas · 2026-05-04 · 3 CVEs total
| CVE-2026-42079 | 8.6 HIGH | PPTAgent: Arbitrary Code Execution via Python eval() of LLM-Generated Code with Builtins i |
| CVE-2026-42080 | 4.6 MEDIUM | PPTAgent: Arbitrary File Write via `save_generated_slides` |
IV. Related Vulnerabilities
Same weakness: CWE-22
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V. Comments for CVE-2026-42078
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