Vulnerability · Published Apr 1, 2026 · Assigned by VulDB

CVE-2026-5258Sanster IOPaint File Manager file_manager.py _get_file path traversal

High 7.3

In plain English

A high-severity path traversal in IOPaint from Sanster. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.6%top 49.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Sanster IOPaint 1.5.3. Impacted is the function _get_file of the file iopaint/file_manager/file_manager.py of the component File Manager. Performing a manipulation of the argument filename results in path traversal. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Sanster	IOPaint	1.5.3

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-354448 | Sanster IOPaint File Manager file_manager.py _get_file path traversal vdb-entry, technical-description
VDB-354448 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #780666 | Sanster IOPaint 1.5.3 Path Traversal - Arbitrary File Read third-party-advisory
https://github.com/August829/CVEP/issues/11 exploit, issue-tracking