Medium 6.4Published Jan 30, 2026

CVE-2020-37019Orchard Core RC1 - Persistent Cross-Site Scripting

Updated under an hour ago (Oct 26, 2026, 8:50 AM ET)

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It affects Orchardcore Orchard Core. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Orchardcore Orchard Core

Exploited in the last 30 days

Orchard Core RC1 contains a persistent cross-site scripting vulnerability that allows remote attackers to inject malicious scripts through blog post creation. Attackers can create blog posts with embedded JavaScript in the MarkdownBodyPart.Source parameter to execute arbitrary scripts in victim browsers.

CVSS: 6.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Jun 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Orchardcore Orchard Core orchardcore:orchard_core (from the name)	1.0	CNA record

References

https://www.exploit-db.com/exploits/48456exploit
http://www.orchardcore.net/product
https://github.com/OrchardCMS/OrchardCoreproduct
https://github.com/OrchardCMS/OrchardCore/issues/5802issue-tracking
https://www.vulncheck.com/advisories/orchard-core-rc-persistent-cross-site-scriptingthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.