SEPTEMBER 14, 2026
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Case File

CVE-2026-88790

MEDIUM · CVSS 4.8 EPSS 0.21% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-10 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

The vulnerability affects the File Preview Service in proma-ai Proma versions up to 0.19.37, allowing for path traversal through manipulation of the `file_path` argument in the `resolveTargetPath` function. This could lead to unauthorized access to files on the local system, requiring local access to exploit. Organizations using affected versions should prioritize upgrading to version 0.19.52 to mitigate this risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit poc

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-88790
Severity
MEDIUM
CVSS
4.8
EPSS
0.21%

Original NVD Description

A security vulnerability has been detected in proma-ai Proma up to 0.19.37. Affected is the function resolveTargetPath of the file apps/electron/src/main/lib/file-preview-service.ts of the component File Preview Service. Such manipulation of the argument file_path leads to path traversal. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. Upgrading to version 0.19.52 is able to address this issue. The name of the patch is b7bf78ab74b1552c92fc98c7db9a8a8d92c631df. It is suggested to upgrade the affected component. The PoC's candidateBasePaths parameter name does not match the current IPC API (0.19.52 uses FileAccessOptions with internal getPreviewCandidateBasePaths()). The reporter likely targeted 0.16.3 where the IPC handler accepted raw string[] base paths. The core vulnerability - basename-collision fallback - is independent of the parameter name and is confirmed in source.