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High severity · published Apr 15, 2026
CVE-2026-3505
Unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion.
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BC
BC-JAVA · Legion of the Bouncy Castle Inc.
1.74 before 1.80.2; 1.81 before 1.81.1; 1.82 before 1.84 · source: vendor
OD
OpenShift Developer Tools and Services · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.12 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.13 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.14 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.15 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.16 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.17 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.18 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.19 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.20 · Red Hat
All versions, or not specified · source: CISA
OD
OpenShift Developer Tools and Services 4.21 · Red Hat
All versions, or not specified · source: CISA
Affected product
BC
BC-JAVA
Legion of the Bouncy Castle Inc.
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-3505
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-3505
github.com
https://github.com/bcgit/bc-java/commit/dc7530939ffb6cdb57636f3609d98e23b94e71c1
github.com
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%903505
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:13631
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:17668
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:18054
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:18055
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