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CVE-2026-104977 Plane: Incomplete fix of CVE-2026-27706 — SSRF still reachable on: missing is_blocked_ip (CGNAT/multicast) + DNS-rebinding TOCTOU

🗓️ 05 Oct 2026 17:47:29Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

Authenticated SSRF in Plane work-item link unfurling allows fetching internal targets.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27706
25 Feb 202615:56
–attackerkb
circl
Circl
CVE-2026-104977
5 Oct 202619:17
–circl
circl
Circl
CVE-2026-27706
25 Feb 202617:40
–circl
cnnvd
CNNVD
Plane code issue vulnerabilities
25 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-104977
5 Oct 202617:47
–cve
cve
CVE
CVE-2026-27706
25 Feb 202615:56
–cve
cvelist
Cvelist
CVE-2026-27706 Plane Vulnerable to Full Read SSRF via Favicon Fetching in "Add Link" Feature
25 Feb 202615:56
–cvelist
euvd
EUVD
EUVD-2026-8682
25 Feb 202615:56
–euvd
euvd
EUVD
EUVD-2026-92535
5 Oct 202617:47
–euvd
mend
Mend
CVE-2026-104977
5 Oct 202617:47
–mend
Rows per page
[
  {
    "vendor": "makeplane",
    "product": "plane",
    "versions": [
      {
        "version": "< 1.4.0",
        "status": "affected"
      }
    ]
  }
]

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05 Oct 2026 17:47Current
CVSS 3.17.7
EPSS0.00303
SSVC
40