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CVE-2026-56741 JLine: Unauthenticated Remote DoS via Unbounded Telnet NAWS Terminal Geometry

🗓️ 17 Jul 2026 21:15:14Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 68 Views

JLine Telnet server allows unauthenticated remote denial of service via unbounded terminal dimensions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-56741
17 Jul 202621:15
–attackerkb
cgr
Chainguard
CVE-2026-56741 vulnerabilities
21 Jul 202614:16
–cgr
circl
Circl
CVE-2026-56741
18 Jul 202600:19
–circl
cve
CVE
CVE-2026-56741
17 Jul 202621:15
–cve
debiancve
Debian CVE
CVE-2026-56741
17 Jul 202621:15
–debiancve
euvd
EUVD
EUVD-2026-45342
17 Jul 202621:15
–euvd
github
Github Security Blog
JLine3 Telnet server: Unauthenticated Remote DoS via Unbounded Telnet NAWS Terminal Geometry
18 Jun 202613:07
–github
hpe
HPE Security Bulletins
HPESBNW05145 rev.1 - HPE Telco Intelligent Assurance, Multiple Vulnerabilities
3 Sep 202600:00
–hpe
mend
Mend
CVE-2026-56741
17 Jul 202621:15
–mend
ncsc
NCSC
Vulnerabilities in Oracle Fusion Middleware
22 Oct 202609:49
–ncsc
Rows per page
[
  {
    "vendor": "jline",
    "product": "jline3",
    "versions": [
      {
        "version": "< 3.30.14",
        "status": "affected"
      },
      {
        "version": ">= 4.0.0, < 4.0.16",
        "status": "affected"
      },
      {
        "version": ">= 4.1.0, < 4.2.1",
        "status": "affected"
      }
    ]
  }
]

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