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EUVD-2026-50277

🗓️ 29 Jul 2026 09:40:03Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 13 Views

GNU Bison allows attacker grammars to set output paths, risking arbitrary file writes; 3.8.2 is vulnerable.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-56390
29 Jul 202609:40
attackerkb
circl
Circl
CVE-2026-56390
29 Jul 202612:15
circl
cve
CVE
CVE-2026-56390
29 Jul 202609:40
cve
cvelist
Cvelist
CVE-2026-56390 Arbitrary Output Location Change in GNU Bison
29 Jul 202609:40
cvelist
debiancve
Debian CVE
CVE-2026-56390
29 Jul 202609:40
debiancve
mscve
Microsoft CVE
Arbitrary Output Location Change in GNU Bison
7 Aug 202607:30
mscve
nvd
NVD
CVE-2026-56390
29 Jul 202611:16
nvd
osv
OSV
DEBIAN-CVE-2026-56390
29 Jul 202611:16
osv
osv
OSV
ECHO-C721-9C49-EC13
30 Jul 202609:17
osv
osv
OSV
OESA-2026-3304 bison security update
7 Aug 202602:45
osv
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "23cfecc1-43d0-3f70-b840-b3c61bca54cf",
        "vendor": {
          "name": "GNU"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "e1e3428f-f89a-3df9-9497-135f98282a9f",
        "product": {
          "name": "Bison",
          "vendor": {
            "name": "GNU"
          }
        },
        "product_version": "3.8.2"
      }
    ]
  }
]

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29 Jul 2026 12:15Current
5.9Medium risk
Vulners AI Score5.9
CVSS 44.6
EPSS0.00133
SSVC
13