ANT-2026-2FETJP49 · randombit/botan · Improper Certificate Validation

improper-cert-validation high CVE-2026-34580 GHSA-v782-6fq4-q827 Severity Claude high · Security research firm - · Maintainer - REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-2FETJP49: security certificateknown: Complete x509 bypass CertificateStore::certificateknown...

ANT-2026-MVVACQKN · freebsd/freebsd-src · Stack Buffer Overflow

stack-buffer-overflow high CVE-2026-4747 Severity Claude high · Security research firm - · Maintainer high REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-MVVACQKN: Unauthenticated remote code execution via svcrpcgssvalidate stack overflow svcrpcgssvalidate in the FreeBS...

ANT-2026-7DG11TPA · wolfssl/wolfssl · other

other critical CVE-2026-5194 Severity Claude critical · Security research firm - · Maintainer critical REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-7DG11TPA: SECURITY: critical Universal ECDSA certificate forgery for arbitrary hosts ConfirmSignature in...

ANT-2026-5DFBSQR9 · freebsd/freebsd-src · Use-After-Free / Type Confusion

use-after-free high CVE-2026-5398 CVE-2026-6386 Severity Claude high · Security research firm - · Maintainer high REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-5DFBSQR9: Local privilege escalation via ttydropctty tsession UAF + pmappkruupdaterange PDPE walk In...

ANT-2026-Q430PMKE · linux-sctp · Heap-buffer-overflow

heap-buffer-overflow low Severity Claude high · Security research firm low · Maintainer - Discovered by Claude Opus 4.6 REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-Q430PMKE: Heap-buffer-overflow in sendmsg.c:169 A compiled...

ANT-2026-HHD77M82 · joomla · Path-traversal

path-traversal high CVE-2026-40383 GHSA-v8h9-9g8j-w7h4 Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-HHD77M82: Path Traversa...

ANT-2026-GSV3GS1G · joomla · Path-traversal

path-traversal medium CVE-2026-40384 GHSA-hr66-rv65-f5r4 Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-GSV3GS1G: Path...

ANT-2026-JS5D1Z2X · wolfSSL/wolfssl · Buffer Overflow

buffer-overflow medium CVE-2026-5295 CVE-2026-6678 Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-JS5D1Z2X: Stack buffer...

ANT-2026-NDBADAT0 · sentinelone/purple-mcp · Algorithmic Complexity Denial of Service

denial-of-service high Severity Claude high · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-NDBADAT0: Algorithmic Complexity DoS The MCP tools for alerts, misconfigurations, and vulnerabilities...

ANT-2026-PGRNAV88 · Spark · other

other critical Severity Claude critical · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-PGRNAV88: spark rce UserDefinedType.fromJson in python/pyspark/sql/types.py:2002 passes bytes taken from...

ANT-2026-VV0PRKKV · wolfSSL · heap-buffer-overflow

heap-buffer-overflow medium CVE-2026-5447 GHSA-mx4j-fjqx-f8qj Severity Claude high · Security research firm medium · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-VV0PRKKV:...

ANT-2026-P2DWB2SK · mastodon · Signature-bypass

signature-bypass high CVE-2026-46349 GHSA-chgx-jx3p-rf73 Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-P2DWB2SK: LD-Signature...

ANT-2026-6DSMTXZ8 · mastodon · SSRF

ssrf high CVE-2026-46348 GHSA-crr4-7rm4-8gpw Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-6DSMTXZ8: SSRF Bypass via IPv6...

ANT-2026-0JRYQPCF · wolfSSL · heap-buffer-overflow

heap-buffer-overflow medium CVE-2026-5503 GHSA-65xm-pfx9-g5p3 Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-0JRYQPCF: wolfSSL...

ANT-2026-6615Y595 · wolfSSL · Heap Buffer Overflow

heap-buffer-overflow low CVE-2026-5448 GHSA-5jqq-xpcr-q3r7 Severity Claude medium · Security research firm medium · Maintainer low REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-6615Y595: Final Assessment: 2-Byte Heap Overflow in...

ANT-2026-RSSMAMA7 · wolfSSL · crypto-failure

crypto-failure high CVE-2026-5479 Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-RSSMAMA7: wolfSSL EVPCipherFinal does not verif...

ANT-2026-RXYVE4DZ · freerdp · Heap-buffer-overflow

heap-buffer-overflow critical CVE-2026-40033 CVE-2026-44421 GHSA-mpxh-8fq3-x8mh GHSA-mvpx-xj7r-3p3r GHSA-p6r2-4hgm-m6ff Severity Claude critical · Security research firm critical revised; sealed as high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at...

ANT-2026-H97FY6C8 · freerdp · Heap-buffer-overflow

heap-buffer-overflow critical CVE-2026-44420 GHSA-mpxh-8fq3-x8mh GHSA-mvpx-xj7r-3p3r GHSA-p6r2-4hgm-m6ff Severity Claude critical · Security research firm critical revised; sealed as high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosur...

ANT-2026-9VJ9JJXQ · junrar · Path Traversal

path-traversal medium GHSA-j273-m5qq-6825 Severity Claude high · Security research firm - · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-9VJ9JJXQ: Arbitrary file write due to backslash path traversal Arbitrary file...

ANT-2026-HY56VRSB · nginx · Heap

heap-buffer-overflow high CVE-2026-27654 Severity Claude high · Security research firm critical · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-HY56VRSB: Heap buffer overflow in...

ANT-2026-P23DVQM2 · wolfSSL · crypto-failure

crypto-failure high CVE-2026-5500 GHSA-m77r-vqw2-hffx Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-P23DVQM2: wolfSSL PKCS7...

ANT-2026-TZQ1KH7E · libyang · Use-After-Free

use-after-free medium CVE-2026-41401 GHSA-9f49-8x56-jmjc GHSA-v7jp-vmx6-5429 Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits...

ANT-2026-DJBBBBPE · temporalio/temporal · Broken Access Control

broken-access-control low CVE-2026-5199 Severity Claude critical · Security research firm - · Maintainer low Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-DJBBBBPE: Cross-namespace manipulation including deletion of workflows on the...

ANT-2026-6SNS6KMP · GitoxideLabs/gitoxide · Remote Code Execution

rce high GHSA-f26g-jm89-4g65 Severity Claude high · Security research firm - · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-6SNS6KMP: RCE when updating a Git submodule of a malicious repository Updating a Git submodu...

ANT-2026-ZQ8AY22X · CraftCMS · privilege-escalation

privilege-escalation high GHSA-cc7p-2j3x-x7xf Severity Claude high · Security research firm - · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-ZQ8AY22X: Privilege Escalation/Bypass through...

ANT-2026-SB4PHA43 · wolfSSL · Cryptographic Nonce Reuse

crypto-failure medium CVE-2026-5446 GHSA-vgv9-mv66-mpc7 Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-SB4PHA43: ARIA-GCM Nonc...

ANT-2026-9SZMPW41 · MapServer · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-33721 Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-9SZMPW41: Heap buffer overflo...

ANT-2026-EBDTPNVH · jq · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-32316 GHSA-q3h9-m34w-h76f Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-EBDTPNVH:...

ANT-2026-HN9XZXJ9 · freerdp · heap

heap-buffer-overflow critical CVE-2026-45700 GHSA-mpxh-8fq3-x8mh GHSA-mvpx-xj7r-3p3r GHSA-p6r2-4hgm-m6ff Severity Claude critical · Security research firm critical revised; sealed as medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval...

ANT-2026-KNXJMVYC · wolfSSL · signature-bypass

signature-bypass high CVE-2026-5466 GHSA-47qf-hp3h-rwmm Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-KNXJMVYC: Universal ECCSI...

ANT-2026-ZZY4987K · wolfSSL · integer-overflow

integer-overflow high CVE-2026-5477 GHSA-grqc-3vmg-p68x Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-ZZY4987K: wolfCrypt...

ANT-2026-T44WA684 · ImageMagick · heap-buffer-overflow

heap-buffer-overflow high CVE-2026-33901 GHSA-x9h5-r9v2-vcww Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview SECURITY RESEARCH FIRM ANALYSIS Triage and disclosure were performed by Trail of Bits. The writeup below is the document the firm...

ANT-2026-K8YY7WWS · wolfSSL · improper-cert-validation

improper-cert-validation high CVE-2026-5501 GHSA-hg75-4cmp-f367 Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview SECURITY RESEARCH FIRM ANALYSIS Triage and disclosure were performed by Calif. The writeup below is the document the firm sent t...

ANT-2026-BRQZSDGZ · minio · path-traversal

path-traversal medium GHSA-xh8f-g2qw-gcm7 Severity Claude critical · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-BRQZSDGZ: minio: path-traversa...

ANT-2026-CN7KX43N · nomad · path-traversal

path-traversal critical CVE-2026-7474 Severity Claude critical · Security research firm critical · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-CN7KX43N: nomad: path-traversal at...

ANT-2026-H5T8XKWR · TryGhost/Ghost · sql-injection

sql-injection critical GHSA-w52v-v783-gw97 Severity Claude critical · Security research firm - · Maintainer critical Discovered by Claude Mythos Preview REPORT The report below was sent to the maintainer and sealed at approval. ANT-2026-H5T8XKWR: SQL injection in Content API The Ghost Content API...

ANT-2026-VS18SA90 · nginx · Arbitrary File Write

arbitrary-file-write critical CVE-2026-27654 Severity Claude critical · Security research firm critical · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-VS18SA90: unauthenticated remot...