CVE-2026-3505
Unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion.
CVSS Score
7.5
EPSS Score
0.8%
EPSS Percentile
51th
Allocation of resources without limits or throttling, Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpg on all (pg modules). This vulnerability is associated with program files AEADEncDataPacket.Java, BcAEADUtil.Java, JceAEADUtil.Java, OperatorHelper.Java. This issue affects BC-JAVA: from 1.74 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84.
| CWE | CWE-770 CWE-400 |
| Vendor | legion of the bouncy castle inc. |
| Product | bc-java |
| Published | Apr 15, 2026 |
| Last Updated | Jul 15, 2026 |
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Affected Versions
Legion of the Bouncy Castle Inc. / BC-JAVA
1.74 < 1.80.2 1.81 < 1.81.1 1.82 < 1.84
References
github.com: https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%903505 github.com: https://github.com/bcgit/bc-java/commit/dc7530939ffb6cdb57636f3609d98e23b94e71c1 access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-3505 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2458638 security.access.redhat.com: https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3505.json access.redhat.com: https://access.redhat.com/errata/RHSA-2026:18054 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:18055 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:13631 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:18059 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:17668
Credits
Disclosure <[email protected]>