CVE-2026-58061
published 2026-08-03CVE-2026-58061: In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check. This issue also affects Bouncy Castle for Java LTS…
PriorityP345high7.5CVSS 3.1
AVNACLPRNUINSUCNIHAN
EPSS
0.28%
20.3th percentile
In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 1.0.2.7 (1.0.X series), 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| bouncycastle | bc-java | < 1.85 | 1.85 |
| bouncycastle | bouncy_castle_for_java_lts | <= 2.73.11 | — |
| bouncycastle | fips_java_api | >= 1.0.0 < 1.0.2.7 | 1.0.2.7 |
| bouncycastle | fips_java_api | >= 2.0.0 < 2.0.2 | 2.0.2 |
| bouncycastle | fips_java_api | >= 2.1.0 < 2.1.3 | 2.1.3 |
| legion_of_the_bouncy_castle_inc | bc-fja | >= 1.0.0 < 1.0.2.7 | 1.0.2.7 |
| legion_of_the_bouncy_castle_inc | bc-fja | >= 2.0.0 < 2.0.2 | 2.0.2 |
| legion_of_the_bouncy_castle_inc | bc-fja | >= 2.1.0 < 2.1.3 | 2.1.3 |
| legion_of_the_bouncy_castle_inc | bc-java | < 1.85 | 1.85 |
| legion_of_the_bouncy_castle_inc | bc-lts-java | >= 2.73.0 < 2.73.12 | 2.73.12 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
nvdv4.08.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber
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VulDB
Legion of the Bouncy Castle BC-JAVA/BC-LTS-JAVA/BC-FJA up to 2.1.2 missing encryption (WID-SEC-2026-2622)
vuldb·2026-08-04·CVSS 8.7
CVE-2026-58061 [HIGH] Legion of the Bouncy Castle BC-JAVA/BC-LTS-JAVA/BC-FJA up to 2.1.2 missing encryption (WID-SEC-2026-2622)
A vulnerability, which was classified as problematic, was found in Legion of the Bouncy Castle BC-JAVA, BC-LTS-JAVA and BC-FJA up to 1.84/2.73.11/1.0.2.6/2.0.1/2.1.2. This affects an unknown part. The manipulation results in missing encryption of sensitive data.
This vulnerability is cataloged as CVE-2026-58061. The attack may be launched remotely. There is no exploit available.
You should upgrade the affected component.
GHSA
In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check.
ghsa_unreviewed·2026-08-03
CVE-2026-58061 [HIGH] CWE-354 In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check.
In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 1.0.2.7 (1.0.X series), 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-08-03
Published