{"cve":"CVE-2023-52323","nvd":{"published":"2024-01-05T04:15:07.763","modified":"2026-06-17T06:42:28.153","status":"Modified","description":"PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","score":5.9},"cwes":["CWE-203"],"references":["https://github.com/Legrandin/pycryptodome/blob/master/Changelog.rst","https://pypi.org/project/pycryptodomex/#history","https://github.com/Legrandin/pycryptodome/blob/master/Changelog.rst","https://pypi.org/project/pycryptodomex/#history"],"products":["pycryptodome:pycryptodome","pycryptodome:pycryptodomex"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-52323","score":0.00618,"percentile":0.4961,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-j225-cvw7-qrx7","url":"https://osv.dev/vulnerability/GHSA-j225-cvw7-qrx7","summary":"PyCryptodome and pycryptodomex side-channel leakage for OAEP decryption","modified":"2026-09-10T03:50:04.975951117Z","packages":[{"ecosystem":"PyPI","name":"pycryptodomex","purl":"pkg:pypi/pycryptodomex","ranges":["<3.19.1"],"fixed":["3.19.1"]},{"ecosystem":"PyPI","name":"pycryptodome","purl":"pkg:pypi/pycryptodome","ranges":["<3.19.1"],"fixed":["3.19.1"]}]},{"id":"PYSEC-2024-3","url":"https://osv.dev/vulnerability/PYSEC-2024-3","summary":"","modified":"2026-07-07T17:56:21.566071405Z","packages":[{"ecosystem":"PyPI","name":"pycryptodomex","purl":"pkg:pypi/pycryptodomex","ranges":["<3.19.1"],"fixed":["3.19.1"]}]},{"id":"PYSEC-2026-1811","url":"https://osv.dev/vulnerability/PYSEC-2026-1811","summary":"PyCryptodome and pycryptodomex side-channel leakage for OAEP decryption","modified":"2026-07-07T17:56:21.566071405Z","packages":[{"ecosystem":"PyPI","name":"pycryptodome","purl":"pkg:pypi/pycryptodome","ranges":["<3.19.1"],"fixed":["3.19.1"]}]}],"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."]}