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EUVD-2026-23460

🗓️ 17 Apr 2026 18:14:29Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 21 Views

Firebird crash occurs if CNCT_specific_data segments arrive out of order, causing SIGSEGV; fixed in 5.0.4, 4.0.7, 3.0.14.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27890
17 Apr 202618:14
–attackerkb
bdu_fstec
BDU FSTEC
Firebird Buffer Overflow DoS
22 Apr 202600:00
–bdu_fstec
circl
Circl
CVE-2026-27890
17 Apr 202620:00
–circl
cnnvd
CNNVD
Firebird security vulnerabilities
17 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-27890
17 Apr 202618:14
–cve
cvelist
Cvelist
CVE-2026-27890 Firebird has Pre-Auth DOS when Processing Out of Order CNCT_specific_data Segments
17 Apr 202618:14
–cvelist
debiancve
Debian CVE
CVE-2026-27890
17 Apr 202618:14
–debiancve
nvd
NVD
CVE-2026-27890
17 Apr 202619:16
–nvd
osv_cve
osv_cve
CVE-2026-27890 Firebird has Pre-Auth DOS when Processing Out of Order CNCT_specific_data Segments
17 Apr 202618:14
–osv_cve
osv_debian
osv_debian
DEBIAN-CVE-2026-27890
17 Apr 202619:16
–osv_debian
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "5bdbb2c1-94cf-35a6-94b9-dc75120f7bd1",
        "vendor": {
          "name": "FirebirdSQL"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "8d4069aa-9337-3e2f-9c05-9ab94544ce74",
        "product": {
          "name": "firebird"
        },
        "product_version": "5.0.0, < 5.0.4"
      },
      {
        "id": "aa5ab212-bb3b-3c15-8ec0-a3b0cf8ed767",
        "product": {
          "name": "firebird"
        },
        "product_version": "3.0.0, < 3.0.14"
      },
      {
        "id": "b4df8b69-2bf8-3189-98b2-d564ecb14c39",
        "product": {
          "name": "firebird"
        },
        "product_version": "4.0.0, < 4.0.7"
      }
    ]
  }
]

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17 Apr 2026 18:14Current
7.2High risk
Vulners AI Score7.2
CVSS 3.18.2
EPSS0.00719
SSVC
21