# CVE-2026-58060: HSS public-key level count unbounded, enabling huge allocation on verify

> CVE-2026-58060: HSS public-key level count unbounded, enabling huge allocation on verify. CVSS 7.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-58060
Last updated: 2026-09-02T14:32:13Z

- Published: 2026-08-03 02:37 UTC · Updated: 2026-09-02 14:32 UTC · Assigner: bcorg
- CVSS: 7.5 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS: 0.62%, 49th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-789

## Description

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).

## Affected vendors and products

- Legion of the Bouncy Castle Inc.: BC-FJA
- Legion of the Bouncy Castle Inc.: BC-JAVA
- Legion of the Bouncy Castle Inc.: BC-LTS-JAVA

## Tracked companies

- [Confluence](https://rewindex.com/company/confluence.md)
- [Jira](https://rewindex.com/company/jira.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-58060)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-58060)
- [https://github.com/bcgit/bc-java/commit/311cabbb6fcead7647fec16681423a4439118276](https://github.com/bcgit/bc-java/commit/311cabbb6fcead7647fec16681423a4439118276)
- [https://github.com/bcgit/bc-java/commit/6c9f30b3fdaa3f2140809278caebbffc55920922](https://github.com/bcgit/bc-java/commit/6c9f30b3fdaa3f2140809278caebbffc55920922)
- [https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9058060](https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9058060)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2026-58060 · Markdown: https://rewindex.com/cve/CVE-2026-58060.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-58060 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:12:34.940Z