{"cve":"CVE-2023-48056","nvd":{"published":"2023-11-16T18:15:07.440","modified":"2026-07-09T01:18:44.597","status":"Modified","description":"PyPinkSign v0.5.1 uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption. This vulnerability can lead to the disclosure of information and communications.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-330"],"references":["https://gxx777.github.io/PyPinkSign_v0.5.1_Cryptographic_API_Misuse_Vulnerability.md","https://gxx777.github.io/PyPinkSign_v0.5.1_Cryptographic_API_Misuse_Vulnerability.md"],"products":["bandoche:pypinksign"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-48056","score":0.00406,"percentile":0.34936,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-fxff-wxxv-c2jc","url":"https://osv.dev/vulnerability/GHSA-fxff-wxxv-c2jc","summary":"PyPinkSign uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption","modified":"2024-10-14T18:29:55.393817Z","packages":[{"ecosystem":"PyPI","name":"pypinksign","purl":"pkg:pypi/pypinksign","ranges":["<=0.5.1"],"fixed":[]}]},{"id":"PYSEC-2023-245","url":"https://osv.dev/vulnerability/PYSEC-2023-245","summary":"","modified":"2026-06-10T17:01:45.721564291Z","packages":[{"ecosystem":"PyPI","name":"pypinksign","purl":"pkg:pypi/pypinksign","ranges":["all versions"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}