fix(deps): update dependency org.bouncycastle:bcpkix-jdk18on to v1.84 [security]

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Confidence
org.bouncycastle:bcpkix-jdk18on (source)	1.82 → 1.84

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Bouncy Castle Crypto Package For Java: Use of a Broken or Risky Cryptographic Algorithm vulnerability in bcpkix modules

CVE-2026-5588 / GHSA-wg6q-6289-32hp

More information

Details

: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all (pkix modules).

PKIX draft CompositeVerifier accepts empty signature sequence as valid.

This issue affects BC-JAVA: from 1.49 before 1.84.

Severity

• CVSS Score: 6.3 / 10 (Medium)
• Vector String: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/U:Green

References

• https://nvd.nist.gov/vuln/detail/CVE-2026-5588
• https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%905588
• https://github.com/bcgit/bc-java/commit/656bae0dbd9b1521f840521ff786e78749fe3057
• https://github.com/advisories/GHSA-wg6q-6289-32hp

This data is provided by the GitHub Advisory Database (CC-BY 4.0).

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