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CVE-2026-115758 SumatraPDF: TLS hostname validation disabled in `HttpGet()`

🗓️ 04 Nov 2026 20:44:55Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

TLS hostname validation disabled in SumatraPDF HttpGet() allows update host impersonation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-115758
4 Nov 202620:59
–circl
cve
CVE
CVE-2026-115758
4 Nov 202620:44
–cve
euvd
EUVD
EUVD-2026-117098
4 Nov 202620:44
–euvd
nvd
NVD
CVE-2026-115758
4 Nov 202621:17
–nvd
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-115758: sumatrapdfreader sumatrapdf: SumatraPDF is a multi-format reader for Windows
4 Nov 202600:00
–rapid7
[
  {
    "vendor": "sumatrapdfreader",
    "product": "sumatrapdf",
    "versions": [
      {
        "version": "<= 3.6.1",
        "status": "affected"
      }
    ]
  }
]

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