{"url":"http://public2.vulnerablecode.io/api/packages/80424?format=json","purl":"pkg:maven/org.bouncycastle/bcprov-jdk15on@1.61","type":"maven","namespace":"org.bouncycastle","name":"bcprov-jdk15on","version":"1.61","qualifiers":{},"subpath":"","is_vulnerable":false,"next_non_vulnerable_version":"1.67","latest_non_vulnerable_version":"1.78","affected_by_vulnerabilities":[],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/54386?format=json","vulnerability_id":"VCID-crd1-k1qv-jkec","summary":"Observable Differences in Behavior to Error Inputs in Bouncy Castle\nIn Legion of the Bouncy Castle BC before 1.55 and BC-FJA before 1.0.2, attackers can obtain sensitive information about a private exponent because of Observable Differences in Behavior to Error Inputs. This occurs in org.bouncycastle.crypto.encodings.OAEPEncoding. Sending invalid ciphertext that decrypts to a short payload in the OAEP Decoder could result in the throwing of an early exception, potentially leaking some information about the private exponent of the RSA private key performing the encryption.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-26939","reference_id":"","reference_type":"","scores":[{"value":"0.02437","scoring_system":"epss","scoring_elements":"0.85444","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-26939"},{"reference_url":"https://github.com/bcgit/bc-java/commit/930f8b274c4f1f3a46e68b5441f1e7fadb57e8c1","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/bcgit/bc-java/commit/930f8b274c4f1f3a46e68b5441f1e7fadb57e8c1"},{"reference_url":"https://lists.apache.org/thread.html/r8c36ba34e80e05eecb1f80071cc834d705616f315b634ec0c7d8f42e@%3Cissues.solr.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/r8c36ba34e80e05eecb1f80071cc834d705616f315b634ec0c7d8f42e@%3Cissues.solr.apache.org%3E"},{"reference_url":"https://lists.apache.org/thread.html/r8c36ba34e80e05eecb1f80071cc834d705616f315b634ec0c7d8f42e%40%3Cissues.solr.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/r8c36ba34e80e05eecb1f80071cc834d705616f315b634ec0c7d8f42e%40%3Cissues.solr.apache.org%3E"},{"reference_url":"https://lists.debian.org/debian-lts-announce/2020/11/msg00007.html","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.debian.org/debian-lts-announce/2020/11/msg00007.html"},{"reference_url":"https://security.netapp.com/advisory/ntap-20201202-0005","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20201202-0005"},{"reference_url":"https://github.com/bcgit/bc-java/wiki/CVE-2020-26939","reference_id":"CVE-2020-26939","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/bcgit/bc-java/wiki/CVE-2020-26939"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26939","reference_id":"CVE-2020-26939","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26939"},{"reference_url":"https://github.com/advisories/GHSA-72m5-fvvv-55m6","reference_id":"GHSA-72m5-fvvv-55m6","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-72m5-fvvv-55m6"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/80424?format=json","purl":"pkg:maven/org.bouncycastle/bcprov-jdk15on@1.61","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.bouncycastle/bcprov-jdk15on@1.61"}],"aliases":["CVE-2020-26939","GHSA-72m5-fvvv-55m6"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-crd1-k1qv-jkec"}],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.bouncycastle/bcprov-jdk15on@1.61"}