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CVE-2026-91840

🗓️ 25 Sep 2026 17:56:32Reported by fedoraType 
cve
 cve
🔗 web.nvd.nist.gov👁 37 Views

Local unprivileged user can escalate to root in NetworkManager-vpnc via newline injection.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-91840
25 Sep 202618:41
–circl
cvelist
Cvelist
CVE-2026-91840 Networkmanager-vpnc: networkmanager-vpnc: local privilege escalation to root via newline injection in vpn username
25 Sep 202617:56
–cvelist
debiancve
Debian CVE
CVE-2026-91840
25 Sep 202617:56
–debiancve
euvd
EUVD
EUVD-2026-87250
25 Sep 202617:56
–euvd
mend
Mend
CVE-2026-91840
25 Sep 202617:56
–mend
nvd
NVD
CVE-2026-91840
25 Sep 202618:17
–nvd
osv
OSV
DEBIAN-CVE-2026-91840
25 Sep 202618:17
–osv
osv
OSV
UBUNTU-CVE-2026-91840
25 Sep 202618:17
–osv
ptsecurity
Positive Technologies
PT-2026-99046
17 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-91840: Improper Neutralization of CRLF Sequences
25 Sep 202600:00
–rapid7
Rows per page
[
  {
    "vendor": "GNOME",
    "product": "NetworkManager-vpnc",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "*",
        "versionType": "semver"
      }
    ],
    "packageName": "network-manager-vpnc",
    "collectionURL": "https://gitlab.gnome.org/GNOME/NetworkManager-vpnc",
    "defaultStatus": "unaffected"
  }
]

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30 Sep 2026 19:57Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.17.8
EPSS0.00193
SSVC
37