Path Traversal in SOPlanning_CVE-2026-40547

6.4 / 10

MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H

Description

SOPlanning is vulnerable to Path Traversal in backup endpoints. Authenticated remote attacker is able to exploit a vulnerable endpoint and construct payloads that allow reading and executing files previously added through the backup functionality. Critically, due to CVE-2026-40543 (Missing Authorization), any backup file can be read by any (unauthorized) user.

This issue affects SOPlanning version 1.55 and below.

Basic Information

ID CVE-2026-40547

Source CERT-PL

Published Jun 1, 2026 at 09:04

Affected Product

Vendor SOPlanning

Product SOPlanning

Affected Versions SOPlanning SOPlanning 0

CWE Classification

CWE-22

References

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    "lastseen": "",
    "description": "SOPlanning is vulnerable to Path Traversal in backup endpoints.  Authenticated remote attacker is able to exploit a vulnerable endpoint and construct payloads that allow\u00a0reading and executing files previously added through the backup functionality. Critically, due to\u00a0CVE-2026-40543 (Missing Authorization), any backup file can be read by any (unauthorized) user.\n\nThis issue affects SOPlanning version 1.55 and below.",
    "published": "2026-06-01T09:04:05.155Z",
    "modified": "2026-06-01T09:04:05.155Z",
    "type": "cve",
    "title": "Path Traversal in SOPlanning",
    "source": "CERT-PL",
    "references": "https://cert.pl/en/posts/2026/06/CVE-2026-40543\nhttps://www.soplanning.org/en/",
    "id": "CVE-2026-40547",
    "bulletinFamily": "",
    "cwe": [
        "CWE-22"
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    "cvelist": null,
    "sourceData": "SOPlanning SOPlanning 0",
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    "cvss": {
        "score": 6.4,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H",
        "version": "4.0"
    },
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        "baseSeverity": "",
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        "privilegesRequired": "",
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        "confidentialityImpact": "",
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        "availabilityImpact": "",
        "cvssV3": {
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    "href": "",
    "category_name": "CVE",
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    "product": "SOPlanning",
    "version": "0",
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