Search/CVE-2026-71870
● CVE — Low

CVE-2026-71870

Vendorpypdf projectProductpypdfDiscoveredAug 7, 2026UpdatedOct 24, 2026

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 parse_bfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed in 6.15.0.

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CVSS v3.1
3.3 LOW
EPSS
0.13%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 26, 2026 → Oct 7, 2026
● 0.00pp
0.13% → 0.13% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityLOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Connections
2 relationships
Timeline
disclosure → media coverage
Aug 7, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 24, 2026