CVE Explorer

CVE-2026-31226

The TinyZero project thru commit 6652a63c57fa7e5ccde3fc9c598c7176ff15b839 (2025-58-24) contains a critical command injection vulnerability (CWE-78) in its HDFS file operation utilities. The vulnerability arises from the unsafe construction and execution of shell commands via os.system() without proper input sanitization or escaping. User-controlled input (such as file paths) is directly interpolated into shell command strings using f-strings within the _copy() function. An attacker can inject ar

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:db92cf5a0c7a67b0de67761a3ade28163416de94cec064ba0f6f1a8e934b3893

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"description":"n/a","lang":"en","type":"text"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-78","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion

{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions

{"description":"n/a","lang":"en","type":"text"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-78","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

2 source assertions

{"url":"https://github.com/Jiayi-Pan/TinyZero"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/cna/references/0

{"url":"https://www.notion.so/CVE-2026-31226-35d1e139318881d19af5d63095c74579"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:55e59caf7d80ef0e36c8895cba949fbab5ef44c59b13b0f67263f8b341cad500 · sha256:b32d87fa39dfdf13… · /containers/cna/references/1

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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