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CVE-2026-102990 basic-ftp: Quadratic-time CPU denial of service in Client.list() Unix directory-listing parser (RE_LINE backtracking)

🗓️ 30 Sep 2026 19:44:47Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 60 Views

Quadratic-time CPU DoS in basic-ftp Client.list() Unix directory-listing parser.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
basic-ftp FTP Client DoS
2 Oct 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-102990 vulnerabilities
3 Oct 202602:54
–cgr
circl
Circl
CVE-2026-102990
27 Aug 202619:41
–circl
cve
CVE
CVE-2026-102990
30 Sep 202619:44
–cve
debiancve
Debian CVE
CVE-2026-102990
30 Sep 202619:44
–debiancve
euvd
EUVD
EUVD-2026-90360
1 Oct 202614:42
–euvd
github
Github Security Blog
basic-ftp: Quadratic-time CPU denial of service in Client.list() Unix directory-listing parser (RE_LINE backtracking)
1 Oct 202614:42
–github
mend
Mend
CVE-2026-102990
30 Sep 202619:44
–mend
nvd
NVD
CVE-2026-102990
30 Sep 202620:17
–nvd
osv_cga
osv_cga
CGA-2H23-G7Q6-586M
2 Oct 202611:10
–osv_cga
Rows per page
[
  {
    "vendor": "patrickjuchli",
    "product": "basic-ftp",
    "versions": [
      {
        "version": "< 6.2.1",
        "status": "affected"
      }
    ]
  }
]

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30 Sep 2026 19:44Current
CVSS 48.2
EPSS0.0037
SSVC
60