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CVE-2026-57940

🗓️ 26 Jun 2026 13:08:02Reported by mitreType 
cve
 cve
🔗 web.nvd.nist.gov👁 26 Views🌐 WEB

HTMLy 3.1.1 has a server side forgery in RSS import via unvalidated feed_url; admin users can trigger external requests.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-57940
26 Jun 202613:08
attackerkb
circl
Circl
CVE-2026-57940
26 Jun 202613:55
circl
cvelist
Cvelist
CVE-2026-57940
26 Jun 202613:08
cvelist
euvd
EUVD
EUVD-2026-39660
26 Jun 202615:32
euvd
nvd
NVD
CVE-2026-57940
26 Jun 202614:17
nvd
ptsecurity
Positive Technologies
PT-2026-52707
26 Jun 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-57940
26 Jun 202613:08
vulnrichment
Vulners
Node
danproshtmlyMatch3.1.1
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "RSS feed import (Tools → Import RSS)"
    ],
    "platforms": [
      "PHP"
    ],
    "product": "HTMLy",
    "programFiles": [
      "system/includes/functions.php"
    ],
    "programRoutines": [
      {
        "name": "system/includes/functions.php"
      }
    ],
    "repo": "https://github.com/danpros/htmly",
    "vendor": "danpros",
    "versions": [
      {
        "status": "affected",
        "version": "3.1.1",
        "versionType": "semver"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
feed_urlquery paramsystem/admin/admin.phpSSRF: Unvalidated user-supplied feed_url is passed to file_get_contents(), enabling an attacker with admin privileges to make the server request attacker-controlled URLs (e.g., http://dnslog.example.com, file:///etc/passwd, or http://169.254.169.254) via Tools -> Import RSS.CWE-918

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