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CVE-2026-17544

🗓️ 30 Jul 2026 11:22:24Reported by phpType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

Out of bounds write in bccomp via crafted operands and scale affecting PHP before 8.4.24 and 8.5.9.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-17544
30 Jul 202611:22
attackerkb
circl
Circl
CVE-2026-17544
30 Jul 202612:17
circl
cvelist
Cvelist
CVE-2026-17544 Out-of-bounds write in bccomp() via crafted operand and scale
30 Jul 202611:22
cvelist
euvd
EUVD
EUVD-2026-51091
30 Jul 202611:22
euvd
nvd
NVD
CVE-2026-17544
30 Jul 202612:17
nvd
ptsecurity
Positive Technologies
PT-2026-66458
30 Jul 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-17544 Out-of-bounds write in bccomp() via crafted operand and scale
30 Jul 202611:22
vulnrichment
[
  {
    "vendor": "PHP Group",
    "product": "PHP",
    "packageName": "ext-bcmath",
    "versions": [
      {
        "status": "affected",
        "version": "8.4.*",
        "lessThan": "8.4.24",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "8.5.*",
        "lessThan": "8.5.9",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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30 Jul 2026 13:16Current
5.9Medium risk
Vulners AI Score5.9
CVSS 49.3
SSVC
9