ANT-2026-19SGCVZZ · Alembic · Heap Buffer Overflow

heap-buffer-overflow high 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 Trail of Bits. ANT-2026-19SGCVZZ: Heap buffer overflow in Ogawa...

ANT-2026-Z477W54M · ClamAV · Integer Underflow

integer-underflow high CVE-2026-20214 GHSA-86w7-h9x4-hpxv 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 Trail of Bits. ANT-2026-Z477W54M:...

ANT-2026-QPYFFTMS · gdal · Stack-buffer-overflow

stack-buffer-overflow high Severity Claude critical · Security research firm high revised; sealed as critical · Maintainer - Discovered by Claude Sonnet 4.6 REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-QPYFFTMS:...

ANT-2026-0GNNMNPS · wabt · Heap-buffer-overflow

heap-buffer-overflow critical 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 Ada Logics. ANT-2026-0GNNMNPS: Heap-buffer-overflow in wabt Wh...

ANT-2026-1ZNMP148 · NSS · Heap Buffer Overflow

heap-buffer-overflow high CVE-2026-6772 GHSA-c2q7-642g-3vwr Severity Claude medium · Security research firm medium · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-1ZNMP148:...

ANT-2026-Q5A1RHS0 · libssh2/libssh2 · double_free

double-free high CVE-2026-66032 Severity Claude critical · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-Q5A1RHS0: SFTP double-free via server-controlled...

ANT-2026-TNXYTAEH · libreoffice · Stack-buffer-overflow

stack-buffer-overflow medium CVE-2026-8356 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 Ada Logics. ANT-2026-TNXYTAEH:...

ANT-2026-8AZGCAHG · gdal · Heap-buffer-overflow

heap-buffer-overflow high Severity Claude critical · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-8AZGCAHG: Heap-buffer-overflow in gdal Running th...

ANT-2026-QT406EDT · LibreOffice/core · Memory corruption (heap buffer overflow)

other medium CVE-2026-63274 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 Ada Logics. ANT-2026-QT406EDT: Heap overflow from unclamped /Length...

ANT-2026-HFGGE6HR · asterisk/asterisk · stack_buffer_overflow

stack-buffer-overflow critical GHSA-589g-qgf8-m6mx Severity Claude critical · Security research firm critical revised; sealed as high · 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-XV1EVAMH · libreoffice · Heap-buffer-overflow

heap-buffer-overflow medium CVE-2026-8357 Severity Claude critical · Security research firm high · Maintainer medium Discovered by Claude Sonnet 4.6 REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-XV1EVAMH: Heap-buffer-overflow i...

ANT-2026-B615AQ9E · exim · off-by-one

off-by-one medium CVE-2026-40685 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-B615AQ9E: Exim dewrap Off-By-One OOB Read → Co...

ANT-2026-A5580GNM · xdao · logic-error

logic-error WITHDRAWN This report was withdrawn after publication. The original commitment below remains in the ledger, and the identifying fields published before the withdrawal are kept as they were first published. Note, 2026-10-02. This page showed the full report from 2026-08-26 until...

ANT-2026-DVZKVAV1 · Suricata · Use-After-Free

use-after-free medium 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-DVZKVAV1: Heap use-after-free write in YAML...

ANT-2026-WNRZ9D35 · gdal · Heap-buffer-overflow

heap-buffer-overflow high Severity Claude critical · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-WNRZ9D35: Heap-buffer-overflow in gdal The...

ANT-2026-S1E4Y69J · freerdp/freerdp · Out-of-Bounds Write / Memory Corruption

oob-write high CVE-2026-73242 GHSA-vv64-95pc-vj9v 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 Ada Logics. ANT-2026-S1E4Y69J: Kerberos wrap-token...

ANT-2026-RNHRV8B9 · LibreOffice/core · Stack Buffer Overflow / Off-by-N

stack-buffer-overflow medium CVE-2026-63275 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 Ada Logics. ANT-2026-RNHRV8B9: CFF hint-stack bound...

ANT-2026-EWM7B5QP · freerdp/freerdp · Heap Buffer Overflow

heap-buffer-overflow high CVE-2026-63633 GHSA-72j9-356v-88xq 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 Ada Logics. ANT-2026-EWM7B5QP: Opus aud...

ANT-2026-D5W3VWPN · freerdp/freerdp · Heap Buffer Overflow

heap-buffer-overflow high CVE-2026-68579 GHSA-m37j-jcr2-8gcc 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 Ada Logics. ANT-2026-D5W3VWPN: Windows...

ANT-2026-CRFDC4JM · LibreOffice/core · Heap buffer overflow

heap-buffer-overflow medium CVE-2026-63272 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 Ada Logics. ANT-2026-CRFDC4JM: WMF Unicode-escape te...

ANT-2026-J00S1S9Y · LibreOffice/core · Heap Out-of-Bounds Write

oob-write medium CVE-2026-63273 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 Ada Logics. ANT-2026-J00S1S9Y: PDF encryption key-length field...

ANT-2026-WT5AMKP5 · wireshark/wireshark · Stack Buffer Overflow

stack-buffer-overflow medium CVE-2026-15166 GHSA-h9wc-3j4p-q5g3 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 Ada Logics. ANT-2026-WT5AMKP5:...

ANT-2026-3FWTCMVC · wireshark/wireshark · Heap Buffer Overflow / Integer Rounding

heap-buffer-overflow medium CVE-2026-15170 GHSA-hfrj-29vh-pcf2 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 Ada Logics. ANT-2026-3FWTCMVC:...

ANT-2026-573F8CSS · cesnet/libyang · Memory Corruption / Stack Buffer Overflow

stack-buffer-overflow high GHSA-44h9-v855-6rj3 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 Ada Logics. ANT-2026-573F8CSS: Stack buffer overflow...

ANT-2026-TVG98XT0 · freerdp/freerdp · Authentication Bypass

auth-bypass high CVE-2026-73241 GHSA-rqgv-grx4-xm6x 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 Ada Logics. ANT-2026-TVG98XT0: RDSTLS server...

ANT-2026-YA6ADR86 · LibreOffice/core · Memory Safety / Stack Buffer Overflow

stack-buffer-overflow medium CVE-2026-63276 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 Ada Logics. ANT-2026-YA6ADR86: CFF charstring to...

ANT-2026-Y5M37QY4 · wireshark/wireshark · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-15165 GHSA-3q2h-7599-7r76 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 Ada Logics. ANT-2026-Y5M37QY4: T...

ANT-2026-0NGQ3EZK · gpg/gnupg · Cryptographic Trust Bypass / Authentication

auth-bypass high 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 Ada Logics. ANT-2026-0NGQ3EZK: TOFU trust bypass via forged certification without...

ANT-2026-Y9CTVKPP · jetty/jetty.project · Denial of Service / Resource Exhaustion

denial-of-service high GHSA-85fq-fc5f-7j7g 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 Ada Logics. ANT-2026-Y9CTVKPP: WebSocket reserved opcode...

ANT-2026-GACTPNVK · wireshark/wireshark · Use-After-Return / Memory Corruption

other low CVE-2026-76890 Severity Claude high · Security research firm high · Maintainer low Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-GACTPNVK: sharkd iograph error path leaks stack-arra...

ANT-2026-K9VH6KBR · freerdp/freerdp · Heap Buffer Overflow

heap-buffer-overflow high CVE-2026-64620 GHSA-pjqx-v446-x7fc 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 Ada Logics. ANT-2026-K9VH6KBR: Pre-auth...

ANT-2026-TAV704VS · freerdp/freerdp · Argument Injection / Remote Code Execution

rce high CVE-2026-64624 GHSA-rq8f-9xjh-pr3m 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 Ada Logics. ANT-2026-TAV704VS: .rdp file lines injected ...

ANT-2026-ZPF40VKS · freerdp/freerdp · Double Free

double-free high CVE-2026-63652 GHSA-9g22-w2gr-vcmp 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 Ada Logics. ANT-2026-ZPF40VKS: Audio server...

ANT-2026-EKGJXN5A · wireshark/wireshark · buffer_overflow

buffer-overflow medium CVE-2026-19694 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 Ada Logics. ANT-2026-EKGJXN5A: TTL reader fixed-offset...

ANT-2026-27KVBTTP · wireshark/wireshark · Use-After-Return / Memory Corruption

other low CVE-2026-76891 Severity Claude high · Security research firm high · Maintainer low Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-27KVBTTP: sharkd tap request leaves dangling...

ANT-2026-XQVPKKPB · freerdp/freerdp · Double Free / Memory Corruption

double-free high CVE-2026-64621 GHSA-f27x-frr8-j9hc 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 Ada Logics. ANT-2026-XQVPKKPB: Double-free of...

ANT-2026-05VXN1Y6 · wireshark/wireshark · Heap Buffer Overflow

heap-buffer-overflow low CVE-2026-76888 Severity Claude high · Security research firm high · Maintainer low Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-05VXN1Y6: RDP ZGFX decompressor histo...