Question 1

What is CVE-2026-54531 — CVE-2026-54531?

Accepted Answer

pypdf is a free and open-source pure-python PDF library. Prior to 6.13.0, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with outlines into a writer. This vulnerability is fixed in 6.13.0.

Question 2

What is the authoritative source for CVE-2026-54531?

Accepted Answer

CVE-2026-54531 (CVE-2026-54531) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-54531CVE-2026-54531

Description

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