CVE-2026-48735Medium· 5.5▾ Sunlitpypdf is a free and open-source pure-python PDF library. Prior to 6.12.1, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing large XMP metadata, possibly with lots of unnecess…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 30.3 · likelihood 0 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 30.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.1%
0.1% → 0.2%
Last analysed / modified upstream
— → 5.5
pypdf is a free and open-source pure-python PDF library. Prior to 6.12.1, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing large XMP metadata, possibly with lots of unnecessary elements. This vulnerability is fixed in 6.12.1.
pypdf < 6.12.1Upgrade past the affected range:
pypdf 6.12.1Affected packages:
pypdf < 6.12.1Patched in:
pypdf 6.12.1Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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