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CVE-2026-93505— SveltyCMS SVG Media Upload media-service.server.ts cross site scripting

Quick assessment

Affected
n/a SveltyCMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

A vulnerability was found in SveltyCMS 0.0.6. This vulnerability affects unknown code of the file src/utils/media/media-service.server.ts of the component SVG Media Upload. Performing a manipulation results in cross site scripting. The attack can be initiated

CVSS 3.5 · Low
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I. Basic Information for CVE-2026-93505

Vulnerability Information

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Vulnerability Title
SveltyCMS SVG Media Upload media-service.server.ts cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in SveltyCMS 0.0.6. This vulnerability affects unknown code of the file src/utils/media/media-service.server.ts of the component SVG Media Upload. Performing a manipulation results in cross site scripting. The attack can be initiated remotely. The patch is named 05b4f9efeb79e9d72a693232334d7529687f896f. Applying a patch is the recommended action to fix this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- SveltyCMS 0.0.6 cpe:2.3:a:sveltycms:sveltycms:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-93505

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III. Intelligence Information for CVE-2026-93505

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Other References for CVE-2026-93505 (1)

Same Patch Batch · n/a · 2026-09-18 · 7 CVEs total

CVE-2026-93331 7.3 HIGH GPAC RTP Depacketizer rtp_depacketizer.c gf_rtp_parse_ttxt out-of-bounds
CVE-2026-93506 6.3 MEDIUM SveltyCMS File Upload Endpoint upload-media server-side request forgery
CVE-2026-93504 6.3 MEDIUM SveltyCMS User Attribute Update Endpoint +server.ts access control
CVE-2026-88623 NUUO NVR 2.0.0 任意文件读取漏洞
CVE-2026-88622 NUUO NVR 2.0.0命令注入漏洞
CVE-2026-79294 Kimi 2026-07-18版 HTML预览XSS漏洞

IV. Related Vulnerabilities

Same product: SveltyCMS
Same vendor: n/a
Same weakness: CWE-79

V. Comments for CVE-2026-93505

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