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CVE-2026-73428: Improper Neutralization of Input During Web Page Generation

🗓️ 13 Aug 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Stored XSS in Trix prior to 2.1.18 via unvalidated javascript URI in pasted HTML.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-73428
13 Aug 202622:04
–attackerkb
cve
CVE
CVE-2026-73428
13 Aug 202622:04
–cve
cvelist
Cvelist
CVE-2026-73428 Trix: Stored XSS via HTMLParser attribute injection on paste
13 Aug 202622:04
–cvelist
euvd
EUVD
EUVD-2026-58520
13 Aug 202622:04
–euvd
github
Github Security Blog
Trix: Stored XSS via HTMLParser attribute injection on paste
24 Jul 202616:18
–github
gitlab
GitLab Advisory Database
Trix: Stored XSS via HTMLParser attribute injection on paste
24 Jul 202600:00
–gitlab
nvd
NVD
CVE-2026-73428
13 Aug 202622:17
–nvd
osv
OSV
GHSA-53G2-MVCC-Q9X3 Trix: Stored XSS via HTMLParser attribute injection on paste
24 Jul 202616:18
–osv
ptsecurity
Positive Technologies
PT-2026-71921
13 Aug 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-73428
14 Aug 202614:00
–redhatcve
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18 Sep 2026 00:00Current
CVSS 3.14.6
EPSS0.00203
SSVC
0