GHSA-P378-JP5R-GPGW arc has unauthenticated cluster node admission when `cluster.shared_secret` is unset

Summary Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled=true but cluster.sharedsecret is not configured. The coordinator validates HMAC authentication only if a shared secret is non-empty; otherwise, a network attacker who can reach the...

CVE-2026-55678 Arc: Unauthenticated cluster node admission when `cluster.shared_secret` is unset

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

CVE-2026-55678 Arc: Unauthenticated cluster node admission when `cluster.shared_secret` is unset

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

CVE-2026-55678

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

EUVD-2026-67945

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

CVE-2026-55678 Arc: Unauthenticated cluster node admission when `cluster.shared_secret` is unset

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

CVE-2026-55678

Arc is an open, SQL-native time-series database for telemetry. In Enterprise cluster deployments from v26.02.1 to v26.06.2 , the coordinator accepts cluster join requests without authentication when cluster.enabled=true but cluster.shared_secret is empty. The HMAC validation in coordinator.go is ...

PT-2026-83343

Name of the Vulnerable Software and Affected Versions Arc versions 26.02.1 through 26.06.1 Description Arc Enterprise clustering allows cluster join requests without authentication when cluster.enabled is set to true but cluster.shared secret is not configured. A network attacker who can reach th...

CVE-2026-55678: Improper Access Control

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

ai.ancf.lmos-router:lmos-router-llm-in-spring-cloud-gateway-demo (>=0.2.0, <=0.28.0), ai.ancf.lmos:arc-graphql-spring-boot-starter (>=0.1.1, <=0.112.0) +1743 more potentially affected by CVE-2026-47892 via org.springframework:spring-webflux (>=6.1.0, <=6.1.21)

org.springframework:spring-webflux MAVEN version =6.1.0, =0.2.0, =0.1.1, =0.1.1, =0.0.4, =0.1.0, =0.6.0, =0.6.0, =0.5.0, =1.2.0, =1.1.0, =1.3.0 and more Source cves: CVE-2026-47892 Source advisory: GHSA-9QF2-26P9-2Q2Q...

RUSTSEC-2026-0284 Double free in `Map::into_iter` and an uninitialized `Arc` in `SharedIncin::clear`

Two independent soundness problems, both reachable from safe Rust. Map::intoiter drops builder the caller-supplied hasher H and incin by hand, then commits the ownership transfer with mem::forgetself. H::drop is user code and may panic. If it does, mem::forgetself is skipped and the still-live Ma...

Double free in `Map::into_iter` and an uninitialized `Arc` in `SharedIncin::clear`

Two independent soundness problems, both reachable from safe Rust. Map::intoiter drops builder the caller-supplied hasher H and incin by hand, then commits the ownership transfer with mem::forgetself. H::drop is user code and may panic. If it does, mem::forgetself is skipped and the still-live Ma...

CVE-2026-48050

Arc is an open, SQL-native time-series database for telemetry. Versions prior to 26.06.1 register Go's net/http/pprof handlers at /debug/pprof/ via app.Usepprof.New in internal/api/server.go, and /debug/pprof is added to PublicPrefixes in cmd/arc/main.go. The auth middleware short-circuits before...

CVE-2026-48105

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc Enterprise's Raft FSM internal/cluster/raft/fsm.go:applyRegisterFile accepts attacker-chosen file paths in manifest-registration proposals without validating them against the configured storage backend. T...

CVE-2026-48106

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc Enterprise's cluster replication receiver at internal/cluster/replication/receiver.go validates only the wire-format envelope length, opcode of inbound messages. The MsgReplicateSync payload itself is...

CVE-2026-47735

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc's user-SQL validator internal/api/query.go:ValidateSQLRequest blocked only readparquet and arcpartitionagg via regex denylist. The broader DuckDB I/O function family — readcsvauto, readcsv, readjson,...

CVE-2026-48106 Arc Enterprise cluster replication accepts unauthenticated MsgReplicateSync messages, enabling cluster-wide data injection from any TLS-trusted peer

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc Enterprise's cluster replication receiver at internal/cluster/replication/receiver.go validates only the wire-format envelope length, opcode of inbound messages. The MsgReplicateSync payload itself is...

CVE-2026-48106

Arc Enterprise (an open, SQL-native time-series database for telemetry) prior to version 2026.06.1 has a vulnerability in its cluster replication receiver (internal/cluster/replication/receiver.go). The MsgReplicateSync payload is accepted without any application-layer authentication — no HMAC, s...

CVE-2026-48106

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc Enterprise's cluster replication receiver at "internal/cluster/replication/receiver.go" validates only the wire-format envelope length, opcode of inbound messages. The "MsgReplicateSync" payload itself is...

EUVD-2026-64193

Arc is an open, SQL-native time-series database for telemetry. Prior to version 26.06.1, Arc Enterprise's cluster replication receiver at internal/cluster/replication/receiver.go validates only the wire-format envelope length, opcode of inbound messages. The MsgReplicateSync payload itself is...