ANT-2026-BT210RQ0 · libtom/libtomcrypt · Cryptographic Logic Flaw

other critical Severity Claude critical · Security research firm - · Maintainer - REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-BT210RQ0: libtomcrypt AES-SIV: universal forgery and plaintext recovery when called without AD In src/encauth/siv/siv.c, ssivS2V and the...

ANT-2026-8QCK7K2C · gdal · heap-buffer-overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Sonnet 4.6 REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-8QCK7K2C: This is a genuine heap-buffer-overflow...

ANT-2026-MEXHXGNE · 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-MEXHXGNE: Link-driven SQL injection via schema URL parameter Supabase Studio reads the ?schema= URL...

ANT-2026-DD4RKCBA · OpenSC · Stack Buffer Overflow

stack-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-DD4RKCBA: Stack buffer overflow in...

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-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-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-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-H94NCB56 · Leptonica · Heap Buffer Underflow

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-H94NCB56: Heap buffer underflow in...

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-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-GPA6MCZ6 · libvips · Heap-buffer-overflow

heap-buffer-overflow high Severity Claude high · Security research firm high · 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-GPA6MCZ6: Heap-buffer-overflow in region.c:1614 In...

ANT-2026-CJQWKW82 · postgres/postgres · Denial-of-service

denial-of-service high CVE-2026-6479 GHSA-hwfh-mh4f-m67f Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Opus 4.6 REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-CJQWKW82: Pre-auth unbounded...

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-2026-6FH6D5TF · 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-2026-6FH6D5TF: Hardcoded Realtime tenant-credential encryption key with no override In docker/docker-compose.yml the...

ANT-2026-DYWJSTZZ · faad2 · 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-DYWJSTZZ: Heap buffer overflow in SBR QMF synthesi...

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-YZAKBHEW · hermes · Heap-buffer-overflow

heap-buffer-overflow critical 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-YZAKBHEW:...

ANT-2026-MAPZGQDY · jsoncons · 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-MAPZGQDY: Heap-buffer-overflow in bigint.hpp:260 Duri...

ANT-2026-7R9KHDAS · cloudflare/circl · Signature Verification Bypass / Universal Forgery

other critical Severity Claude critical · Security research firm - · Maintainer - REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-7R9KHDAS: CIRCL sign/bls: universal signature forgery in KeyG2SigG1 via G1-infinity point In the KeyG2SigG1 configuration of...

ANT-2026-F8AZ7X04 · wireshark · global-buffer-overflow

global-buffer-overflow high Severity Claude critical · 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-F8AZ7X04: global-buffer-overflow in wireshark In...

ANT-2026-1MRWDJYC · Simd · Integer Underflow

integer-underflow 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-2026-1MRWDJYC: Integer underflow in AVX2 BgraToBgr causing...

ANT-2026-2BX2DMM1 · OpenSC · Stack Buffer Overflow

stack-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-2026-2BX2DMM1: Stack buffer overflow in...

ANT-2026-XKHM3P45 · nss · heap-use-after-free

use-after-free low Severity Claude critical · Security research firm low · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-XKHM3P45: Heap use-after-free in NSS DTLS client via crafted...

ANT-2026-AM0R21ZY · supabase/supabase · broken-access-control

broken-access-control 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-AM0R21ZY: HIPAA sensitive-project AI block enforced only client-side The client hook...

ANT-2026-HRZEDXBB · ghostscript · Stack-buffer-overflow

stack-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-HRZEDXBB: Stack-buffer-overflow in...

ANT-2026-0BETG8WD · poppler · 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-2026-0BETG8WD: Heap-buffer-overflow in...

ANT-2026-MHV0A2SD · FreeType2 · 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-MHV0A2SD: Heap buffer overflow in Type 1...

ANT-2026-1FT5E1XF · lcms · Stack-buffer-overflow

stack-buffer-overflow low 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-2026-1FT5E1XF: Stack-buffer-overflow in cmslut.c:1373 Wh...

ANT-2026-6JWE6ZK7 · langchain-ai/deepagentsjs · sandbox_escape

other 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 Anvil Security. ANT-2026-6JWE6ZK7: VFS sandbox executes agent commands directly on host T...

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-K2T27KG9 · SELinux · Stack Buffer Overflow

stack-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-K2T27KG9: Stack buffer overflow in libsepol...

ANT-2026-TJ0ZJHM6 · ffmpeg · Heap-buffer-overflow

heap-buffer-overflow 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-TJ0ZJHM6: Heap-buffer-overflow in assenc.c:18...

ANT-2026-7WJV60DR · 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-2026-7WJV60DR: Manual identity linking enables account takeover via unverified email When...

ANT-2026-8E67XSC7 · ffmpeg · 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-2026-8E67XSC7: Heap-buffer-overflow read in FFmpeg ADPCM...

ANT-2026-K6DHGAYS · webkit · 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 Trail of Bits. ANT-2026-K6DHGAYS: Heap-buffer-overflow in...

ANT-2026-5WVCAVEA · UPX · 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-2026-5WVCAVEA: Heap buffer overflow in unDTINIT...

ANT-2026-YQ12XT7Y · openbabel · 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-YQ12XT7Y: Heap-buffer-overflow in openbabel...

ANT-2026-GBSMA7AY · tz · 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-GBSMA7AY: Stack buffer overflow via...

ANT-2026-CT4ZXP4Z · 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-CT4ZXP4Z: Parent refresh token of post-MFA token yields AAL2 without MFA In supabase/auth's...

ANT-2026-66X46XSC · 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-2026-66X46XSC: X-Content-Type-Options header set to invalid value The Next.js headers configuration for the Supabase...

ANT-2026-N0ZPQQQ6 · ffmpeg · 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-N0ZPQQQ6: The ASAN report describes a real, plausible...

ANT-2026-8FZYKRTH · LibreOffice · Heap Buffer Overflow

heap-buffer-overflow medium CVE-2026-6039 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-2026-8FZYKRTH: Heap buffer overflow i...

ANT-2026-ZJXVWQEA · flex · 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-ZJXVWQEA: Heap buffer overflow in sfinit due to stale...

ANT-2026-ZGY30A9P · c-blosc2 · 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-ZGY30A9P: Heap buffer overflow in compressio...

ANT-2026-8HYRCFKW · DuckDB · 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-2026-8HYRCFKW: Integer overflow to heap buffer...

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...