Vulnerability Details CVE-2026-23490
pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.2, a Denial-of-Service issue has been found that leads to memory exhaustion from malformed RELATIVE-OID with excessive continuation octets. This vulnerability is fixed in 0.6.2.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.8%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2026-23490
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cpe:2.3:a:pyasn1:pyasn1:*
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cpe:2.3:o:debian:debian_linux:11.0