CVE-2026-58060

UNKNOWN 0.0

HSS public-key level count unbounded, enabling huge allocation on verify

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

In Bouncy Castle for Java before 1.85, HSS public-key level count unbounded, enabling huge allocation on verify. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).

CWE	CWE-789
Vendor	legion of the bouncy castle inc.
Product	bc-java
Published	Aug 3, 2026

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Affected Versions

Legion of the Bouncy Castle Inc. / BC-JAVA

1.65 < 1.85

Legion of the Bouncy Castle Inc. / BC-LTS-JAVA

2.73.0 < 2.73.12

Legion of the Bouncy Castle Inc. / BC-FJA

2.0.0 < 2.0.2 2.1.0 < 2.1.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/bcgit/bc-java/wiki/CVE-2026-58060 github.com: https://github.com/bcgit/bc-java/commit/311cabbb6fcead7647fec16681423a4439118276 github.com: https://github.com/bcgit/bc-java/commit/6c9f30b3fdaa3f2140809278caebbffc55920922

Credits

🔍 Alex Gaynor in collaboration with Claude and Anthropic Research