CVE Explorer

CVE-2026-49982

tmp is a temporary file and directory creator for node.js. In version 0.2.6, the _assertPath guard added to tmp rejects only string values that contain the substring ... It is bypassed when prefix, postfix, or template is supplied as a non-string value (Array, Buffer, or any object) whose includes('..') returns falsy but whose stringification still contains ../. The value flows through Array.prototype.join/String coercion inside _generateTmpName and path.join(tmpDir, opts.dir, name), producing a

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:813bf3448f65530e09ef956175bbd926180fbab0ae8a0520bd3da51cecc46f2e

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion

{"product":"node-tmp","vendor":"raszi","versions":[{"status":"affected","version":"0.2.6"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions

{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"tags":["exploit"],"url":"https://github.com/raszi/node-tmp/security/advisories/GHSA-7c78-jf6q-g5cm"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/adp/0/references/0

{"name":"https://github.com/raszi/node-tmp/security/advisories/GHSA-7c78-jf6q-g5cm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/raszi/node-tmp/security/advisories/GHSA-7c78-jf6q-g5cm"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9d35f26cc2e58414529102e71d75057d1ee407a4b821d50af85a3e1b9329cff2 · sha256:6fa790a4035b12f3… · /containers/cna/references/0

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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