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CVE-2026-54770 WebOb: Open redirect in Location header normalization via leading C0 control / space characters

🗓️ 20 Aug 2026 16:31:46Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 55 Views

Open redirect in WebOb prior to 1.8.11 via C0 control characters bypassing scheme checks in URL normalization.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
WebOb Response._make_location_absolute() Phishing
26 Aug 202600:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2026-54770 affecting package python-webob for versions less than 1.8.11-1
25 Aug 202623:52
–cbl_mariner
cgr
Chainguard
CVE-2026-54770 vulnerabilities
29 Aug 202608:26
–cgr
circl
Circl
CVE-2026-54770
27 Aug 202623:33
–circl
cve
CVE
CVE-2026-54770
20 Aug 202616:31
–cve
debiancve
Debian CVE
CVE-2026-54770
20 Aug 202616:31
–debiancve
euvd
EUVD
EUVD-2026-63467
27 Aug 202622:10
–euvd
github
Github Security Blog
WebOb: Open redirect in Location header normalization via leading C0 control / space characters
27 Aug 202622:10
–github
mend
Mend
CVE-2026-54770
20 Aug 202616:31
–mend
nvd
NVD
CVE-2026-54770
20 Aug 202617:18
–nvd
Rows per page
[
  {
    "vendor": "Pylons",
    "product": "webob",
    "versions": [
      {
        "version": "< 1.8.11",
        "status": "affected"
      }
    ]
  }
]

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