CVE-2026-22691

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

UBUNTU-CVE-2026-22691

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

CVE-2026-22691

CVE-2026-22691 affects the Python PDF library pypdf prior to version 6.6.0 . The issue causes potentially long runtimes when parsing PDFs with malformed startxref entries, particularly for files with many whitespace characters, during cross-reference table rebuilding. Only the non-strict reading ...

CVE-2026-22691

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

CVE-2026-22691 pypdf has possible long runtimes for malformed startxref

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

CVE-2026-22691 pypdf has possible long runtimes for malformed startxref

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

EUVD-2026-1877

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

CVE-2026-22691 pypdf has possible long runtimes for malformed startxref

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for invalid startxref entries. When rebuilding the cross-referen...

CVE-2026-22690

CVE-2026-22690 affects the Python PDF library pypdf prior to version 6.6.0. The issue allows long runtimes for malformed PDFs caused by omitting the /Root entry in the trailer while using a large /Size value; the vulnerability occurs in non-strict reading mode. The problem has been addressed and ...

CVE-2026-22690

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size values. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be...

CVE-2026-22690 pypdf has possible long runtimes for missing /Root object with large /Size values

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size values. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be...

CVE-2026-22690 pypdf has possible long runtimes for missing /Root object with large /Size values

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size values. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be...

EUVD-2026-1878

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size values. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be...

CVE-2026-22690 pypdf has possible long runtimes for missing /Root object with large /Size values

pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size values. An attacker who uses this vulnerability can craft a PDF which leads to possibly long runtimes for actually invalid files. This can be...

pypdf 资源管理错误漏洞

pypdf is py-pdf open source a free open source pure python PDF library . Able to split , merge , crop and convert pages of PDF files . pypdf versions prior to 6.6.0 has a resource management error vulnerability , the vulnerability stems from the processing of missing Root objects and large Size...

pypdf 安全漏洞

pypdf is py-pdf open source a free open source pure python PDF library . Able to split , merge , crop and convert pages of PDF files . pypdf versions prior to 6.6.0 has a security vulnerability , the vulnerability stems from the processing of incorrectly formatted startxref entries may generate a...

Linux Distros Unpatched Vulnerability : CVE-2026-22690

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for missing /Root object with large /Size...

Linux Distros Unpatched Vulnerability : CVE-2026-22691

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pypdf is a free and open-source pure-python PDF library. Prior to version 6.6.0, pypdf has possible long runtimes for malformed startxref. An attacker who uses...

01os (>=0.0.5 <=0.0.13), 3m (>=0.1.0 <=0.1.3) +2084 more potentially affected by CVE-2026-22691 via pypdf (>=6.0.0 <=6.5.0)

pypdf PYPI version =6.0.0, =0.0.5, =0.1.0, =0.0.1, =0.2.0, =0.4.0, =0.3.0, =0.3.0, =0.1.1, =0.1.0, =0.0.2, =0.2.0, =1.2.27, =0.1.0, =0.6.0, =0.7.3 and more Source cves: CVE-2026-22691 Source advisory: SNYK:PYTHON-PYPDF-14912439...

Regular Expression Denial of Service (ReDoS)

Overview pypdf is an A pure-python PDF library capable of splitting, merging, cropping, and transforming PDF files Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS in the flatten function. An attacker can cause excessive processing times by providing ...