GHSA-cwc6-73j8-3qm6

GHSA-cwc6-73j8-3qm6 PUBLISHED CVSS 8.699999809265137 HIGH

Record from GitHub Advisory Database · Published August 3, 2026

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).

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
bouncycastle-fips	Chainguard	2.1.3-r0

Risk scores

CVSS 4.0

8.699999809265137

CVSS: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

Affected products

Vendor	Product	Versions
chainguard	bouncycastle-fips	0

Timeline

Aug 3, 2026 CVE Published
Aug 6, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-cwc6-73j8-3qm6
vulnetix vdb fixes GHSA-cwc6-73j8-3qm6

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-cwc6-73j8-3qm6/fixes/registry"

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References

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