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CVE-2026-115758: sumatrapdfreader sumatrapdf: SumatraPDF is a multi-format reader for Windows

🗓️ 04 Nov 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

SumatraPDF HttpGet() fails to match hostnames for HTTPS update metadata requests.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-115758
4 Nov 202620:59
–circl
cve
CVE
CVE-2026-115758
4 Nov 202620:44
–cve
cvelist
Cvelist
CVE-2026-115758 SumatraPDF: TLS hostname validation disabled in `HttpGet()`
4 Nov 202620:44
–cvelist
euvd
EUVD
EUVD-2026-117098
4 Nov 202620:44
–euvd
nvd
NVD
CVE-2026-115758
4 Nov 202621:17
–nvd

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04 Nov 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 48.2
1