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CVE-2026-17507: bc-java from 1.73 (inclusive), before 1.86 (exclusive); +1 more affected products
CVE-2026-17507. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.00324 (percentile 0.23619), scored 13-Oct-2026.
Affected technology
bc-java · from 1.73 (inclusive), before 1.86 (exclusive)
bouncycastle
BC-JAVA · 1.73 to before 1.86
Legion of the Bouncy Castle Inc.
Description’s affected range: before 1.86
Component: mls
File: GroupKeySet, Group
Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-195
- CCR priority
- 30.1 /100 (P4)
- CVSS 3.1
- 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.00324 · percentile 0.23619 · 2026-10-13
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-15 01:13:25.227066+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-17507.html