Reflected XSS in SOPlanning_CVE-2026-40545

5.1 / 10

MEDIUM

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

Description

SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim’s browser.

This issue affects SOPlanning version 1.55 and below.

Basic Information

ID CVE-2026-40545

Source CERT-PL

Published Jun 1, 2026 at 09:03

Affected Product

Vendor SOPlanning

Product SOPlanning

Affected Versions SOPlanning SOPlanning 0

CWE Classification

CWE-79

References

{
    "lastseen": "",
    "description": "SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim\u2019s browser.\n\nThis issue affects SOPlanning version 1.55 and below.",
    "published": "2026-06-01T09:03:53.407Z",
    "modified": "2026-06-01T09:03:53.407Z",
    "type": "cve",
    "title": "Reflected XSS in SOPlanning",
    "source": "CERT-PL",
    "references": "https://cert.pl/en/posts/2026/06/CVE-2026-40543\nhttps://www.soplanning.org/en/",
    "id": "CVE-2026-40545",
    "bulletinFamily": "",
    "cwe": [
        "CWE-79"
    ],
    "cvelist": null,
    "sourceData": "SOPlanning SOPlanning 0",
    "sourceHref": "",
    "cvss": {
        "score": 5.1,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
        "version": "4.0"
    },
    "cvss2": [],
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        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
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        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
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        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "SOPlanning",
    "version": "0",
    "vendor": "SOPlanning",
    "ai_description": "",
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}