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pypdf: Inefficient handling of non-whitespace inputs in read_until_whitespace
pypdf: Inefficient handling of non-whitespace inputs in read_until_whitespace
Affected packages
- pypdf— before 6.15.0
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/py-pdf/pypdf/security/advisories/GHSA-fc8x-2rww-xw9m
- https://nvd.nist.gov/vuln/detail/CVE-2026-82398
- https://github.com/py-pdf/pypdf/pull/3947
- https://github.com/py-pdf/pypdf/commit/4959848e057e37c218dccad7465259210923faaa
- https://github.com/py-pdf/pypdf
- https://github.com/py-pdf/pypdf/releases/tag/6.15.0
Structured record: https://osv.dev/vulnerability/GHSA-fc8x-2rww-xw9m
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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