CVE-2026-59935

highCVSS 7.5covered by 1 sourcefirst seen 2026-07-08

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.2, an attacker can craft a PDF with a page content stream containing a not terminated inline image that uses the ASCII85 or ASCIIHex filters, causing an infinite loop during parsing such as when extracting page text. This issue is fixed in version 6.14.2.

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Exploitation outlook

Low exploitation risk0.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-59935: pypdf is a free and open-source pure-python PDF library. Prior to 6.14.2, an attacker can craf…nvd · 2026-07-08

External references

NVD record for CVE-2026-59935

CVE.org record

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