CVE-2025-66843_CVE-2025-66843

5.4 / 10

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

grav before v1.7.49.5 has a Stored Cross-Site Scripting (Stored XSS) vulnerability in the page editing functionality. An authenticated low-privileged user with permission to edit content can inject malicious JavaScript payloads into editable fields. The payload is stored on the server and later executed when any other user views or edits the affected page.

Basic Information

ID CVE-2025-66843

Source mitre

Published Dec 15, 2025 at 00:00

Modified Dec 16, 2025 at 17:33

Affected Product

Vendor n/a

Product n/a

Version n/a

Affected Versions n/a n/a n/a

CWE Classification

CWE-79

References

github.com /Yohane-Mashiro/grav_cve/issues/1

{
    "lastseen": "",
    "description": "grav before v1.7.49.5 has a Stored Cross-Site Scripting (Stored XSS) vulnerability in the page editing functionality. An authenticated low-privileged user with permission to edit content can inject malicious JavaScript payloads into editable fields. The payload is stored on the server and later executed when any other user views or edits the affected page.",
    "published": "2025-12-15T00:00:00.000Z",
    "modified": "2025-12-16T17:33:21.709Z",
    "type": "cve",
    "title": "CVE-2025-66843",
    "source": "mitre",
    "references": "https://github.com/Yohane-Mashiro/grav_cve/issues/1",
    "id": "CVE-2025-66843",
    "bulletinFamily": "",
    "cwe": [
        "CWE-79"
    ],
    "cvelist": null,
    "sourceData": "n/a n/a n/a",
    "sourceHref": "",
    "cvss": {
        "score": 5.4,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "n/a",
    "version": "n/a",
    "vendor": "n/a",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}