CVE-2021-29421High· 7.5▾ TwilightImproper Restriction of XML External Entity Reference in pikepdf
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.3 · exploitation 0
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Exploit-prediction probability, daily snapshots since Sep 12.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
1.7%
models/metadata.py in the pikepdf package 1.3.0 through 2.9.2 for Python allows XXE when parsing XMP metadata entries.
pikepdf >= 1.3.0, < 2.10.0Upgrade to a patched release:
pikepdf 2.10.0