High severity7.5OSV Advisory· Published Aug 3, 2026· Updated Aug 28, 2026

CVE-2026-59645

Description

In Bouncy Castle for Java before 1.85, OER parser recurses without depth limit on self-referential IEEE 1609.2 schema. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcutil-fips 2.0.7 (2.0.X series) and 2.1.7 (2.1.X series).

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

osv-coords2 versions
pkg:rpm/opensuse/bouncycastle&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/bouncycastle&distro=openSUSE%20Leap%2016.0
< 1.85-1.1+ 1 more
- (no CPE)range: < 1.85-1.1
- (no CPE)range: < 1.85-160000.1.1
Legion Of The Bouncy Castle Inc./Bc Javallm-create
Range: <1.85, <2.73.12, <2.0.7, <2.1.7
Legion Of The Bouncy Castle Inc./Bouncy Castle for Javallm-create
Range: <1.85
Legion Of The Bouncy Castle Inc./Bouncy Castle for Java LTSllm-create
Range: <2.73.12
Legion Of The Bouncy Castle Inc./Bc Lts JavaOSV
Range: r2rv73dot11, r2rv73dot10, r2rv73dot9, …

Patches

Vulnerability mechanics

References

github.com/bcgit/bc-java/commit/822b2478b131097368a56290f5728e28dd042989nvdPatch

News mentions

Bouncy Castle for Java: 25 Vulnerabilities Disclosed Together on August 3, 2026
Vypr Intelligence · Aug 3, 2026
Bouncy Castle for Java: 25 Vulnerabilities Disclosed in Single Batch on August 3, 2026
Vypr Intelligence · Aug 3, 2026

cvss	0.488
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000