BC
Product
BC-JAVA
by Legion of the Bouncy Castle Inc. · last CVE Oct 3, 2026
54
CVEs
0
On KEV
9.2
Max CVSS
14
New 30D
Severity mix
Critical 4High 34Medium 16Low 0
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Add BC-JAVA to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-71890
8.7
0%
Oct 3
MLS external commit can remove an arbitrary group member
Affected: 1.73 before 1.86
CVE-2026-71888
8.7
0%
Oct 3
CMS AuthenticatedData exposes attacker-inserted authAttrs when digestAlgorithm is absent
Affected: before 1.86; 1.70 before 1.86
CVE-2026-71889
8.7
0%
Oct 3
PKIXCertPathReviewer does not apply X.509 name constraints to the target certificate
Affected: before 1.86; before 1.86
CVE-2026-12817
8.6
0%
Aug 3
OpenPGP AEAD decryption skips final tag on chunk-aligned data
Affected: 1.74 before 1.85
CVE-2026-12185
8.6
0%
Aug 3
BKS/UBER keystore allocates from untrusted lengths before integrity check
Affected: before 1.85
CVE-2026-71886
8.2
0%
Oct 3
OpenPGP certification accepted from a subkey without certification authority
Affected: 1.81 before 1.86
CVE-2026-71887
8.2
0%
Oct 3
OpenPGP data signature accepted from a signing subkey without cross-certification
Affected: 1.81 before 1.86
CVE-2026-85515
8.2
0%
Oct 3
OpenPGP message truncation not reported, bypassing the SEIPDv1 integrity check
Affected: 1.74 before 1.86
CVE-2026-18036
8.2
0%
Oct 2
NTRU leaks private key information by reducing secret values with a non-constant-time integer division
Affected: 1.73 before 1.86
CVE-2026-15055
8.2
0%
Aug 3
PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input
Affected: before 1.85
CVE-2026-17507
7.5
0%
Oct 2
MLS membership checks compare a uint32 leaf_index as signed, admitting an out-of-range sender
Affected: 1.73 before 1.86
CVE-2026-13586
7.5
1%
Aug 3
PKCS#12 MAC and bag-decryption KDF iteration-count bound (DoS)
Affected: before 1.85
CVE-2026-13506
7.5
0%
Aug 3
Lazy ASN.1 sequence forcing resets nesting-depth guard
Affected: before 1.85
CVE-2026-12852
7.5
0%
Aug 3
MLS wire decoder allocates attacker-declared opaque length before bounds check
Affected: 1.73 before 1.85
CVE-2026-12816
7.5
0%
Aug 3
IESEngine stream-mode MAC forgery via length-dependent KDF split
Affected: before 1.85
CVE-2026-12803
7.5
0%
Aug 3
KCCMBlockCipher MAC does not bind nonce when AAD is absent (cross-nonce AEAD forgery)
Affected: before 1.85
CVE-2026-12802
7.5
0%
Aug 3
CMS AuthEnvelopedData fails to enforce tag-length on decryption
Affected: before 1.85
CVE-2026-14682
7.5
0%
Aug 3
Possible OOM from unbounded up-front allocation on a definite-length read
Affected: before 1.85
CVE-2026-58059
7.5
0%
Aug 3
Quadratic-time escaping when stringifying X.500 distinguished names
Affected: before 1.85
CVE-2026-58060
7.5
1%
Aug 3
HSS public-key level count unbounded, enabling huge allocation on verify
Affected: 1.65 before 1.85
CVE-2026-58061
7.5
0%
Aug 3
CCM-family modes write plaintext to caller buffer before tag check
Affected: before 1.85
CVE-2026-59639
7.5
0%
Aug 3
CMS verifySignatures returns true for SignedData with zero signers
Affected: before 1.85
CVE-2026-59642
7.5
0%
Aug 3
CMS AuthenticatedData content not bound to MAC when authAttrs present
Affected: before 1.85
CVE-2026-59643
7.5
0%
Aug 3
OpenPGP inline-signature policy failures silently ignored
Affected: 1.81 before 1.85
CVE-2026-59644
7.5
0%
Aug 3
MLS hash-ratchet honours arbitrary 32-bit generation counter from sender
Affected: 1.73 before 1.85
CVE-2026-59645
7.5
0%
Aug 3
OER parser recurses without depth limit on self-referential IEEE 1609.2 schema
Affected: 1.70 before 1.85
CVE-2026-59646
7.5
1%
Aug 3
DTLS handshake reassembler allocates buffer from unchecked 24-bit length
Affected: before 1.85
CVE-2026-59649
7.5
0%
Aug 3
OpenPGP user-attribute subpacket length bounded only by JVM max memory
Affected: before 1.85
CVE-2026-59651
7.5
0%
Aug 3
BKS keystore accepts legacy version with 16-bit integrity MAC key
Affected: before 1.85
CVE-2026-3505
7.5
1%
Apr 15
Unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion.
Affected: 1.74 before 1.80.2; 1.81 before 1.81.1; 1.82 before 1.84
CVE-2026-5588
7.5
1%
Apr 15
PKIX draft CompositeVerifier accepts empty signature sequence as valid.
Affected: 1.67 before 1.80.2; 1.81 before 1.81.1; 1.82 before 1.84
CVE-2026-5598
7.5
1%
Apr 15
Non-constant time comparisons risk private key leakage in FrodoKEM.
Affected: 1.71 before 1.80.2; 1.81 before 1.81.1; 1.82 before 1.84
CVE-2025-14813
7.5
0%
Apr 15
GOSTCTR implementation unable to process more than 255 blocks correctly
Affected: 1.59 before 1.80.2; 1.81 before 1.81.1; 1.82 before 1.84
CVE-2026-71891
7.1
0%
Oct 3
BLS12-381 key validation accepts a public key built on a foreign curve
Affected: 1.85 before 1.86
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