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CVE-2026-42261 PromptHub: Authenticated SSRF via IPv6 filter bypass in `POST /api/skills/fetch-remote`

🗓️ 08 May 2026 03:11:25Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

Authenticated SSRF in PromptHub via IPv6 filter bypass on POST /api/skills/fetch-remote; fixed 0.5.4.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42261
8 May 202603:11
attackerkb
CNNVD
PromptHub 输入验证错误漏洞
8 May 202600:00
cnnvd
CVE
CVE-2026-42261
8 May 202603:11
cve
EUVD
EUVD-2026-28504
8 May 202603:11
euvd
NVD
CVE-2026-42261
8 May 202604:16
nvd
Positive Technologies
PT-2026-38645
8 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-42261
11 May 202620:25
redhatcve
Vulnrichment
CVE-2026-42261 PromptHub: Authenticated SSRF via IPv6 filter bypass in `POST /api/skills/fetch-remote`
8 May 202603:11
vulnrichment
[
  {
    "vendor": "legeling",
    "product": "PromptHub",
    "versions": [
      {
        "version": ">= 0.4.9, < 0.5.4",
        "status": "affected"
      }
    ]
  }
]

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