GHSA-FPQ4-R87V-G246
Vulnerability from github – Published: 2025-10-17 21:31 – Updated: 2025-10-24 15:31
VLAI?
Details
ThingsBoard versions < 4.2.1 contain a stored cross-site scripting (XSS) vulnerability in the dashboard's Image Upload Gallery feature. An attacker can upload an SVG file containing malicious JavaScript, which may be executed when the file is rendered in the UI. This issue results from insufficient sanitization and improper content-type validation of uploaded SVG files.
Severity ?
5.4 (Medium)
{
"affected": [],
"aliases": [
"CVE-2025-34281"
],
"database_specific": {
"cwe_ids": [
"CWE-79"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-10-17T19:15:37Z",
"severity": "MODERATE"
},
"details": "ThingsBoard versions \u003c 4.2.1 contain a stored cross-site scripting (XSS) vulnerability in the dashboard\u0027s Image Upload Gallery feature. An attacker can upload an SVG file containing malicious JavaScript, which may be executed when the file is rendered in the UI. This issue results from insufficient sanitization and improper content-type validation of uploaded SVG files.",
"id": "GHSA-fpq4-r87v-g246",
"modified": "2025-10-24T15:31:23Z",
"published": "2025-10-17T21:31:17Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-34281"
},
{
"type": "WEB",
"url": "https://github.com/thingsboard/thingsboard/pull/13927"
},
{
"type": "WEB",
"url": "https://github.com/thingsboard/thingsboard/releases/tag/v4.2.1"
},
{
"type": "WEB",
"url": "https://www.vulncheck.com/advisories/thingsboard-svg-image-stored-xss"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"type": "CVSS_V4"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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