chellow (>=1692799408.0.0, <=1698672999.0.0), pspdfutils (>=3.1.2, <=3.2.0) potentially affected by CVE-2026-71870 via pypdf (3.15.2)

pypdf PYPI version 3.15.2 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - chellow =1692799408.0.0, =3.1.2, =3.2.0 Source cves: CVE-2026-71870 Source advisory: OSV:GHSA-FP3F-MC75-235C...

pypdf: Possible large memory usage for large /ToUnicode streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires parsing the /ToUnicode entry of a font with unusually large values, for example during text extraction. Patches This has been fixed in pypdf==6.15.0. Workarounds If you cannot...

Memory Allocation with Excessive Size Value

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 Memory Allocation with Excessive Size Value in the parsing of the /ToUnicode entry of a font with unusually large values. An...

mimir-ai (0.0.3), rara-digitizer (>=1.0.0, <=1.5.8) potentially affected by CVE-2026-71870 via pypdf (5.0.0)

pypdf PYPI version 5.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - mimir-ai 0.0.3 - rara-digitizer =1.0.0, =1.5.8 Source cves: CVE-2026-71870 Source advisory: OSV:GHSA-FP3F-MC75-235C...

CVE-2026-71852

A flaw was found in pypdf. A remote attacker could provide a specially crafted PDF file that, when processed by the Font.collectcidcharacterwidths function during text extraction, causes the library to expand unusually large font width ranges. This can lead to excessive memory consumption and lon...

CVE-2026-71870

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/cmap.py function parsebfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed...

CVE-2026-71870 pypdf: Possible large memory usage for large /ToUnicode streams

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/cmap.py function parsebfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed...

a-data-processing (0.0.1), ab-data-processing (0.0.1) +652 more potentially affected by CVE-2026-71870 via pypdf (>=3.1.0, <=6.14.2)

pypdf PYPI version =3.1.0, =0.1.1, =0.9.1, =0.0.2, =0.0.1, =0.1.0, =0.1.4, =0.1.0a0.dev0, =0.2.0a0, =0.0.1, =0.1.0 and more Source cves: CVE-2026-71870 Source advisory: MEND:CVE-2026-71870...

CVE-2026-71870 pypdf: Possible large memory usage for large /ToUnicode streams

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/cmap.py function parsebfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed...

CVE-2026-71870

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/cmap.py function parsebfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed...

CVE-2026-71870 pypdf: Possible large memory usage for large /ToUnicode streams

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/cmap.py function parsebfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed...

CVE-2026-71870

CVE-2026-71870 (pypdf) : Prior to 6.15.0, a crafted PDF can trigger extremely large memory use during text extraction when the font /ToUnicode CMap is parsed by pypdf/_cmap.py in parse_bfrange. This is a local, low-complexity issue that could lead to resource exhaustion; the advisory fixes it in ...

CVE-2026-71852

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause long runtimes and large memory consumption when pypdf/font.py function Font.collectcidcharacterwidths expands unusually large CID font /W width ranges or excessive width entries during text extractio...

UBUNTU-CVE-2026-71852

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause long runtimes and large memory consumption when pypdf/font.py function Font.collectcidcharacterwidths expands unusually large CID font /W width ranges or excessive width entries during text extractio...

CVE-2026-71852

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause long runtimes and large memory consumption when pypdf/font.py function Font.collectcidcharacterwidths expands unusually large CID font /W width ranges or excessive width entries during text extractio...

athena-starship (>=0.0.3, <=0.0.6), conflare (>=0.1.2, <=0.1.3) +11 more potentially affected by CVE-2026-71852 via pypdf (4.1.0)

pypdf PYPI version 4.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - athena-starship =0.0.3, =0.1.2, =2.2.0, =0.0.1, =3.3.0, =1.14.0, =0.1.4, =4.6.2, =0.1.0, =0.1.58 Source cves: CVE-2026-71852 Source advisory:...

assert-files (>=0.1.0, <=0.1.3), vpplib (0.0.4) +1 more potentially affected by CVE-2026-71852 via pypdf (3.16.4)

pypdf PYPI version 3.16.4 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - assert-files =0.1.0, =0.61.0, =0.65.0 Source cves: CVE-2026-71852 Source advisory: OSV:GHSA-FWG2-594C-JP42...

agatta (>=1.0.0, <=1.0.2), agentbuddy (0.1.1.dev33) +102 more potentially affected by CVE-2026-71852 via pypdf (3.17.4)

pypdf PYPI version 3.17.4 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - agatta =1.0.0, =0.0.3, =0.0.1, =1.1.0, =0.0.2, =1.2.0, =0.6.7, =1.2.1, =0.1.3, =0.0.1, =0.8.2 - cadenai 0.1.0 and more Source cves: CVE-2026-71852...

label-sorter (>=0.2.0, <=0.3.0), sereto (0.3.5) potentially affected by CVE-2026-71852 via pypdf (5.8.0)

pypdf PYPI version 5.8.0 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - label-sorter =0.2.0, =0.3.0 - sereto 0.3.5 Source cves: CVE-2026-71852 Source advisory: OSV:GHSA-FWG2-594C-JP42...

agatta (>=0.9.1, <=0.9.4), automate3 (2023.11.7) +5 more potentially affected by CVE-2026-71852 via pypdf (3.17.0)

pypdf PYPI version 3.17.0 is affected by a known vulnerability. The following packages have a transitive dependency on pypdf and may be impacted: - agatta =0.9.1, =1698926697.0.0, =9.2.3, =9.2.6 - uniflow 0.0.7 Source cves: CVE-2026-71852 Source advisory: OSV:GHSA-FWG2-594C-JP42...