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CVE-2026-59923

🗓️ 08 Jul 2026 16:14:39Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 94 Views

Mistune safe_url allowed percent-encoded javascript urls, enabling cross site scripting; fixed in version three point three zero.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-59923
8 Jul 202616:14
–attackerkb
circl
Circl
CVE-2026-59923
8 Jul 202619:18
–circl
cvelist
Cvelist
CVE-2026-59923 Mistune: XSS via percent-encoded javascript URI bypass in safe_url()
8 Jul 202616:14
–cvelist
debiancve
Debian CVE
CVE-2026-59923
8 Jul 202616:14
–debiancve
euvd
EUVD
EUVD-2026-42331
20 Jul 202621:32
–euvd
github
Github Security Blog
Mistune: XSS via percent-encoded javascript URI bypass in safe_url()
20 Jul 202621:32
–github
mend
Mend
CVE-2026-59923
8 Jul 202616:14
–mend
nvd
NVD
CVE-2026-59923
8 Jul 202617:17
–nvd
nessus
Tenable Nessus
openSUSE 16 Security Update : python-mistune (openSUSE-SU-2026:21339-1)
16 Jul 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Python3 PHSA-2026-5.0-92-0947
12 Aug 202600:00
–nessus
Rows per page
NVD
Vulners
Node
[
  {
    "vendor": "lepture",
    "product": "mistune",
    "versions": [
      {
        "version": "< 3.3.0",
        "status": "affected"
      }
    ]
  }
]

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09 Jul 2026 19:35Current
6Medium risk
Vulners AI Score6
CVSS 3.16.1
EPSS0.00348
SSVC
94