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CVE-2026-81856 Terminal escape sequence injection in Hex via unneutralized server-supplied output

🗓️ 12 Oct 2026 15:46:12Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

Terminal escape sequence injection in Hex allows unauthenticated DoS and output forgery.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-81856
12 Oct 202615:55
–circl
cve
CVE
CVE-2026-81856
12 Oct 202615:46
–cve
euvd
EUVD
EUVD-2026-97512
12 Oct 202615:46
–euvd
nvd
NVD
CVE-2026-81856
12 Oct 202616:17
–nvd
osv
OSV
EEF-CVE-2026-81856 Terminal escape sequence injection in Hex via unneutralized server-supplied output
12 Oct 202615:46
–osv
ptsecurity
Positive Technologies
PT-2026-110639
12 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-81856
12 Oct 202616:26
–redhatcve
[
  {
    "cpes": [
      "cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.Mix.Tasks.Hex.Search'"
    ],
    "packageName": "hex",
    "packageURL": "pkg:otp/hex?repository_url=https:%2F%2Fgithub.com%2Fhexpm%2Fhex&vcs_url=repository_url=git%2Bhttps:%2F%2Fgithub.com%2Fhexpm%2Fhex.git",
    "product": "hex",
    "programFiles": [
      "lib/mix/tasks/hex.search.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Mix.Tasks.Hex.Search':run/1"
      }
    ],
    "repo": "https://github.com/hexpm/hex",
    "vendor": "hexpm",
    "versions": [
      {
        "lessThan": "2.5.2",
        "status": "affected",
        "version": "0.0.1",
        "versionType": "semver"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:hexpm:hex:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.Mix.Tasks.Hex.Search'"
    ],
    "packageName": "hexpm/hex",
    "packageURL": "pkg:github/hexpm/hex",
    "product": "hex",
    "programFiles": [
      "lib/mix/tasks/hex.search.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Mix.Tasks.Hex.Search':run/1"
      }
    ],
    "repo": "https://github.com/hexpm/hex",
    "vendor": "hexpm",
    "versions": [
      {
        "lessThan": "dd3305ddf0032f6d0b468fd40dbbc3072bfcb8b8",
        "status": "affected",
        "version": "211303e3f68f5d3ce06450c1ff1a7a770a9ab236",
        "versionType": "git"
      }
    ]
  }
]

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