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CVE-2026-33436: Improper Input Validation

🗓️ 17 Apr 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 9 Views

Reflected XSS in Stirling-PDF prior to 2.0.0 via unsanitized filenames in file uploads.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-33436
17 Apr 202620:29
–attackerkb
circl
Circl
CVE-2026-33436
17 Apr 202622:52
–circl
cnnvd
CNNVD
Stirling-PDF security vulnerability
17 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-33436
17 Apr 202620:29
–cve
cvelist
Cvelist
CVE-2026-33436 Stirling-PDF: Reflected XSS through crafted filename in file upload functionality
17 Apr 202620:29
–cvelist
euvd
EUVD
EUVD-2026-23513
17 Apr 202620:29
–euvd
mend
Mend
CVE-2026-33436
17 Apr 202620:29
–mend
nvd
NVD
CVE-2026-33436
17 Apr 202621:16
–nvd
ptsecurity
Positive Technologies
PT-2026-33506
17 Apr 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-33436
20 Apr 202619:23
–redhatcve
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13 May 2026 00:00Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.13.1 - 6.1
EPSS0.00243
SSVC
9