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CVE-2026-27824

🗓️ 27 Feb 2026 19:46:07Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 19 Views

Calibre server before 9.4.0 bypasses IP bans via forwarded header spoofing, weakening brute force protection.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-27824
27 Feb 202619:46
attackerkb
CNNVD
Calibre 访问控制错误漏洞
27 Feb 202600:00
cnnvd
Cvelist
CVE-2026-27824 calibre has IP Ban Bypass via X-Forwarded-For Header Spoofing
27 Feb 202619:46
cvelist
Debian CVE
CVE-2026-27824
27 Feb 202619:46
debiancve
EUVD
EUVD-2026-9057
27 Feb 202619:46
euvd
NVD
CVE-2026-27824
27 Feb 202620:21
nvd
OSV
CVE-2026-27824 calibre has IP Ban Bypass via X-Forwarded-For Header Spoofing
27 Feb 202619:46
osv
OSV
DEBIAN-CVE-2026-27824
27 Feb 202620:21
osv
OSV
OPENSUSE-SU-2026:10587-1 calibre-9.7.0-1.1 on GA media
21 Apr 202600:00
osv
OSV
UBUNTU-CVE-2026-27824
27 Feb 202620:21
osv
Rows per page
NVD
Vulners
Node
[
  {
    "vendor": "kovidgoyal",
    "product": "calibre",
    "versions": [
      {
        "version": "< 9.4.0",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:27Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.3
EPSS0.00148
SSVC
19