Legion of the Bouncy Castle vulnerabilities

Records are attributed to Legion of the Bouncy Castle from the vendor named in the source records. About the data.

CVE records per year

CVE records published per year for Legion of the Bouncy Castle
CVE records published per year for Legion of the Bouncy CastleBar chart of CVE records attributed to Legion of the Bouncy Castle per publication year, 2017 to 2026. 2026 is not finished.0204060802017: 1 CVE records2018: 1 CVE records2025: 6 CVE records2026: 79 CVE records (period not finished)792017201820192020202120222023202420252026
Show data as a table
YearCVE records
20171
20181
20190
20200
20210
20220
20230
20240
20256
202679

2026 is partial (through 28 Oct 2026), shown in a lighter bar.

Severity by publication year. "Critical or high" is the share of scored records; "Not scored" is the share of all records.
YearRecordsCriticalHighCritical or highNot scored
20267975882.3%0%
20256000%0%
2024000——
2023000——
2022000——
2021000——
2020000——
2019000——
2018100—100%
2017101100%0%

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Highest exploit-prediction scores (EPSS)

EPSS estimates the probability that a vulnerability is exploited in the next 30 days. These are the 10 highest-scoring Legion of the Bouncy Castle records today.

CVEEPSSPercentileSeverityIn KEV
CVE-2017-1309824.3%97.9%HighNo
CVE-2026-55980.9%59.5%HighNo
CVE-2026-35050.8%56%HighNo
CVE-2026-55880.8%55.7%MediumNo
CVE-2026-135860.6%49.4%MediumNo
CVE-2026-580600.6%49.4%HighNo
CVE-2026-596460.6%49.4%HighNo
CVE-2025-88850.5%45.4%MediumNo
CVE-2026-06360.5%44.5%MediumNo
CVE-2026-1036030.5%42.9%HighNo

Source: FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.

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