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CVE-2026-33411

🗓️ 20 Mar 2026 22:58:14Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views

CVE-2026-33411: Discourse prepatch versions store cross site scripting in solved post titles; enable CSP.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-33411
20 Mar 202622:58
attackerkb
Circl
CVE-2026-33411
21 Mar 202600:38
circl
CNNVD
Discourse 跨站脚本漏洞
20 Mar 202600:00
cnnvd
Cvelist
CVE-2026-33411 Discourse's solved topic stream has potential stored XSS in topic title
20 Mar 202622:58
cvelist
EUVD
EUVD-2026-13898
20 Mar 202622:58
euvd
NVD
CVE-2026-33411
20 Mar 202623:16
nvd
OSV
BIT-DISCOURSE-2026-33411 Discourse's solved topic stream has potential stored XSS in topic title
27 Mar 202607:11
osv
OSV
CVE-2026-33411 Discourse's solved topic stream has potential stored XSS in topic title
20 Mar 202622:58
osv
Positive Technologies
PT-2026-26705
20 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2026-33411
26 Mar 202615:08
redhatcve
Rows per page
NVD
Vulners
Node
discoursediscourseRange2026.1.02026.1.2
OR
discoursediscourseRange2026.2.02026.2.1
OR
discoursediscourseMatch2026.3.0latest
[
  {
    "vendor": "discourse",
    "product": "discourse",
    "versions": [
      {
        "version": ">= 2026.1.0-latest, < 2026.1.2",
        "status": "affected"
      },
      {
        "version": ">= 2026.2.0-latest, < 2026.2.1",
        "status": "affected"
      },
      {
        "version": "= 2026.3.0-latest",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:37Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.4
EPSS0.00209
SSVC
7