PT-2026-51268

CVE-2026-12802

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Published

2026-06-21

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Updated

2026-10-08

Description by

CVSS 4.0
8.7
High
MetricsAV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber
Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips versions prior to 1.0.12 Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips versions prior to 2.0.12 Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips versions prior to 2.1.12
Description CMS AuthEnvelopedData fails to enforce tag-length during the decryption process.
Recommendations Update Bouncy Castle for Java to version 1.85 or later. Update Bouncy Castle for Java LTS to version 2.73.12 or later. Update Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips to version 1.0.12 or later for the 1.0.X series. Update Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips to version 2.0.12 or later for the 2.0.X series. Update Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips to version 2.1.12 or later for the 2.1.X series.
Exploitability
Exploit
Fix
Researchers
Vendors
Affected products
Related identifiers
CLEANSTART-2026-AJ99482
CLEANSTART-2026-FR63847
CLEANSTART-2026-GD25733
CLEANSTART-2026-RK76789
CLEANSTART-2026-UZ09696
OPENSUSE-SU-2026:11445-1
OPENSUSE-SU-2026:21538-1
SUSE-SU-2026:23127-1
SUSE-SU-2026:23150-1
SUSE-SU-2026:3559-1
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