ANT-2026-M8R2AWBV · linux · other

other 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-M8R2AWBV: ksmbd SMB-Direct: pre-auth remote heap overflow via preferredsendsize signedness mintint Pre-auth remot...

ANT-2026-PVQH654C · gdal · 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 Ada Logics. ANT-2026-PVQH654C: Heap-buffer-overflow in mitabtabfile.cpp:97...

ANT-2026-BVDWY3J9 · supabase/auth · open-redirect

open-redirect medium Severity Claude medium · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-BVDWY3J9: Redirect allow-list ignores URL scheme and port In supabase/auth, IsRedirectURLValid...

ANT-2026-S8PHCV74 · cloudfoundry/uaa · auth_bypass

auth-bypass medium Severity Claude high · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-S8PHCV74: DenyAccessToUaaAdvice case-sensitive check bypassed on MySQL: zones.write overwrites syste...

ANT-2026-KRKYEBGE · nftables · write-primitive

other high Severity Claude high · Security research firm high · 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-KRKYEBGE: write-primitive in nftables In jsonparsemapstmt, the parser...

ANT-2026-3CJT2BP4 · libjxl · 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-2026-3CJT2BP4: Heap buffer overflow in JPEG...

ANT-2026-B324R0JY · syncthing/syncthing · auth_bypass

auth-bypass 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 Doyensec. ANT-2026-B324R0JY: stdiscosrv trusts proxy header for client identity...

ANT-2026-WCSVRYAX · suricata · heap-use-after-free

use-after-free high CVE-2026-45751 GHSA-59q6-j4w8-8pjx 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 Trail of Bits. ANT-2026-WCSVRYAX:...

ANT-2026-3SEPW083 · ncurses · Stack-buffer-overflow

stack-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by an unreleased Anthropic model REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-3SEPW083: Stack buffer overflow in SGR mouse...

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-2026-96NHD13X · supabase/auth · auth-bypass

auth-bypass low Severity Claude low · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-96NHD13X: Factor-type string mismatch prevents session AAL downgrade In supabase/auth, DowngradeSessionsToAAL...

ANT-2026-0JJXMV3G · supabase/auth · privilege-escalation

privilege-escalation medium Severity Claude medium · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-0JJXMV3G: Passkey registration requires no step-up authentication The POST...

ANT-2026-J5P6B5WQ · supabase/auth · other

other medium Severity Claude medium · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-J5P6B5WQ: Banned user obtains fresh sessions via identity linking In internal/api/identity.go,...

ANT-2026-6YNNSAA0 · supabase/supabase · other

other low Severity Claude low · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-6YNNSAA0: Image-generation function fetches arbitrary caller URL with service-role in scope The...

ANT-2026-F1GCJ0JY · graphicsmagick · Use-after-free

use-after-free medium Severity Claude critical · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-F1GCJ0JY: Use-after-free in miff.c:1048...

ANT-2026-QRHVDRQ1 · Unicorn · Heap Buffer Overflow

heap-buffer-overflow 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-QRHVDRQ1: Heap buffer overflow via MIPS CP0...

ANT-2026-PJV7Z0AR · open62541 · Integer Overflow

integer-overflow high CVE-2026-63559 CVE-2026-65423 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-PJV7Z0AR: Integer...

ANT-2026-QRPT15J8 · duckdb · Stack-buffer-overflow

stack-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 Trail of Bits. ANT-2026-QRPT15J8: Stack-buffer-overflow in...

ANT-2026-QRYCJNAP · dnsmasq · Denial-of-service

denial-of-service medium CVE-2026-13002 CVE-2026-4890 Severity Claude high · Security research firm high · Maintainer medium Discovered by an unreleased Anthropic model REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-QRYCJNAP:...

ANT-2026-B4Z27MGE · GPAC · other

other 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-B4Z27MGE: gpac/fuzzroute/20251128202533unknown/ GPAC's DASH manifest handling extracts the printf-style specifier...

ANT-2026-RPE1YJCH · ctags · Use-after-free

use-after-free high Severity Claude high · Security research firm high · Maintainer - Discovered by an unreleased Anthropic model REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-RPE1YJCH: Heap overflow via integer truncation in...

ANT-2026-W77T9B29 · supabase/postgres · other

other medium Severity Claude medium · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-W77T9B29: CI downloads unverified binary then assumes production AWS role The qemu-image-build GitHub Actions...

ANT-2026-REDYDMAE · supabase/supabase · xss

xss medium Severity Claude medium · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-REDYDMAE: DOM-based XSS via javascript: scheme in URL hostname check The isVercelUrl helper checks only that ne...

ANT-2026-5BD488PV · graphicsmagick · Stack-buffer-overflow

stack-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-2026-5BD488PV: Stack-buffer-overflow in locale.c:257...

ANT-2026-09SNWQBT · libredwg · Use-after-free

use-after-free 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-2026-09SNWQBT: Use-after-free in libredwg In...

ANT-2026-C0BW3XD3 · dlplibs · Heap-buffer-overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Opus 4.6 REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-C0BW3XD3: Heap-buffer-overflow in MSPUBParser.cpp:1575 When...

ANT-2026-6X60WXT0 · LibreOffice · Use-After-Free

use-after-free medium CVE-2026-6040 Severity Claude medium · 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 Ada Logics. ANT-2026-6X60WXT0: Heap use-after-free writ...

ANT-2026-R8N72JR9 · libarchive · Heap Buffer Overflow

heap-buffer-overflow 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-R8N72JR9: Off-by-one heap buffer overflow in...

ANT-2026-QA1CT79B · Ghostscript · heap-buffer-overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - 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 sent to the maintainer. Verdict: true...

ANT-2026-BH289AV8 · c-blosc2 · 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-BH289AV8: Heap buffer overflow in ndcell filter vi...

ANT-2026-3M3723P3 · binutils · Heap Buffer Overflow

heap-buffer-overflow 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-2026-3M3723P3: Heap buffer overflow in FR30 ELF...

ANT-2026-669BEQ2W · WAMR · Heap Buffer Overflow

heap-buffer-overflow low Severity Claude low · Security research firm low · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-669BEQ2W: Integer overflow in array.new size...

ANT-2026-GTGXBRXN · rabbitmq-c · Integer Underflow

integer-underflow medium CVE-2026-44235 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-GTGXBRXN: sizet underflow in AMQ...

ANT-2026-CAH7XGSQ · lua · stack-overflow

stack-overflow low Severity Claude low · Security research firm low · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Anvil Security. ANT-2026-CAH7XGSQ: stack-overflow C stack exhaustion via unbounded...

ANT-2026-JBKARRJ7 · libvips · Out-of-bounds Write

oob-write low CVE-2026-35590 GHSA-jmwm-wc68-mhwm Severity Claude low · Security research firm low · 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-JBKARRJ7: Out-of-bounds IFD...

ANT-2026-0HC68EK6 · LibreOffice · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-6047 Severity Claude medium · 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 Ada Logics. ANT-2026-0HC68EK6: Heap Buffer Overfl...

ANT-2026-9WB9SMM6 · libass · heap-buffer-overflow

heap-buffer-overflow high GHSA-pjjp-65r7-ppgm 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-2026-9WB9SMM6: Heap-buffer-overflow in...

ANT-2026-8DRZW7VM · ClamAV · Integer Overflow

integer-overflow high CVE-2026-20215 GHSA-6gff-7f37-2v35 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-2026-8DRZW7VM: Intege...

ANT-2026-XBE9HJ4Y · moodle · Path-traversal

path-traversal 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 Ophion Security. ANT-2026-XBE9HJ4Y: Path Traversal → Arbitrary File Write → RCE ...

ANT-2026-QQ2P9M9V · openexr · Heap-buffer-overflow

heap-buffer-overflow high CVE-2026-45696 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-QQ2P9M9V: Heap-buffer-overflow in...

ANT-2026-XGXD0ZVD · gdal · 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 Ada Logics. ANT-2026-XGXD0ZVD: Heap-buffer-overflow in gpb.h:288 GDAL's OS...

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-XKHXVCFV · supabase/postgres · other

other low Severity Claude low · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-XKHXVCFV: Root-executed binaries fetched from S3 without integrity check Several Ansible tasks admin-mgr.yml:11,...

ANT-2026-XJKJSANG · supabase/auth · other

other low Severity Claude low · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-XJKJSANG: Azure issuer check uses always-true boolean expression In the Azure external auth provider azure.go:72, t...

ANT-2026-125WT6QC · supabase/supabase · denial-of-service

denial-of-service low Severity Claude low · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-125WT6QC: Catastrophic backtracking in t-shirt competition email regex The get-tshirt-competition examp...

ANT-2026-EFRBDRNP · supabase/supabase · open-redirect

open-redirect low Severity Claude low · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-EFRBDRNP: Unvalidated returnTo redirect after organisation creation In Supabase Studio's NewOrgForm...

ANT-2026-VTJ2W5KM · graphicsmagick · 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-VTJ2W5KM: Heap-buffer-overflow in pcx.c:1186 A...

ANT-2026-F5JK7RDG · supabase/postgres · other

other 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-F5JK7RDG: Cloud image provisioned with default root password and SSH password auth The cloud-init user-data baked...

ANT-2026-SXD0NN2P · supabase/supabase · SQL Injection

sql-injection 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-SXD0NN2P: Link-driven SQL injection via table-editor filter ARRAY bypass The Supabase Studio Table Editor...

ANT-2026-H4RM2RMD · htslib · Out-of-Bounds Access

oob-read 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-H4RM2RMD: Out-of-bounds access in CRAM xpack/xrle...