HIGHPyPI →
ONNX: TOCTOU arbitrary file read/write in save_external_dat
ONNX: TOCTOU arbitrary file read/write in save_external_dat
Affected packages
- onnx— before 1.21.0
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/onnx/onnx/security/advisories/GHSA-q56x-g2fj-4rj6
- https://nvd.nist.gov/vuln/detail/CVE-2026-49114
- https://github.com/onnx/onnx
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-233-01.json
Structured record: https://osv.dev/vulnerability/GHSA-q56x-g2fj-4rj6
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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