73 results · Feed
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High 7.1
Redis: redis: out-of-bounds read via crafted cluster bus packets
A flaw was found in Redis community. The cluster bus packet parser, responsible for handling PING, PONG, and MEET packets, fails to properly validate string-carrying extensions for null-termination. This oversight allows a remote attacker to craft a malicious…
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Low 2.4
valkey-io valkey Module Timer module.c moduleTimerHandler double free
A vulnerability was determined in valkey-io valkey 9.1.0. Impacted is the function moduleTimerHandler of the file src/module.c of the component Module Timer Subsystem. This manipulation causes double free. The attack can be initiated remotely. The exploit has…
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Low 2.2
valkey-io valkey Blocked-on-keys blocked.c handleClientsBlockedOnKey use after free
A security flaw has been discovered in valkey-io valkey 9.1.0. The affected element is the function handleClientsBlockedOnKey of the file src/blocked.c of the component Blocked-on-keys Subsystem. The manipulation results in use after free. The attack may be p…
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High 7.1
Redis TLS pending-data list use-after-free
Redis contains a use-after-free vulnerability in the 'tlsProcessPendingData()' function, which handles the TLS pending-data list if Redis is configured with TLS support. A remote, unauthenticated attacker may be able to execute arbitrary commands with the pri…
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High 7.5
Redis before 8.8.0, in the unusual case where an authenticated attacker can execute RESTORE, allows remote code executi…
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High 7.7CVE-2026-25243 Public exploit
redis-server RESTORE invalid memory access may allow remote code execution
Redis is an in-memory data structure store. In versions of redis-server up to 8.6.3, the RESTORE command does not properly validate serialized values. An authenticated attacker with permission to execute RESTORE can supply a crafted serialized payload that tr…
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Medium 6.1CVE-2026-23631 Public exploit
redis-server Lua use-after-free may allow remote code execution
Redis is an in-memory data structure store. In all versions of redis-server with Lua scripting, an authenticated attacker can exploit the master-replica synchronization mechanism to trigger a use-after-free on replicas where replica-read-only is disabled or c…
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High 7.7CVE-2026-23479 Public exploit
redis-server use-after-free in unblock client flow may allow remote code execution
Redis is an in-memory data structure store. In redis-server from 7.2.0 until 8.6.3, the unblock client flow does not handle an error return from `processCommandAndResetClient` when re-executing a blocked command. If a blocked client is evicted during this flo…
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High 7.5
Malformed Valkey Cluster bus message can lead to Remote DoS
Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious actor with access to the Valkey clusterbus port can send an invalid packet that may cause an out bound read, which might result in the system crashing. …
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High 8.5CVE-2025-67733 Public exploit
Valkey Affected by RESP Protocol Injection via Lua error_reply
Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious user can use scripting commands to inject arbitrary information into the response stream for the given client, potentially corrupting or returning tampe…
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Critical 10.0
Redis Lua Use-After-Free may lead to remote code execution
Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to manipulate the garbage collector, trigger a use-after-free and potentially lead to remote code exe…
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Medium 6.3CVE-2025-46819 Public exploit
Redis is vulnerable to DoS via specially crafted LUA scripts
Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted LUA script to read out-of-bound data or crash the server and subsequent denial of service. The problem exists in…
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Medium 6.0CVE-2025-46818 Public exploit
Redis: Authenticated users can execute LUA scripts as a different user
Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to manipulate different LUA objects and potentially run their own code in the context of another user…
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High 7.0CVE-2025-46817 Public exploit
Lua library commands may lead to integer overflow and potential RCE
Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted Lua script to cause an integer overflow and potentially lead to remote code execution The problem exists in all …
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Low 3.5
Redis through 8.0.3 allows memory consumption via a multi-bulk command composed of many bulks, sent by an authenticated…
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High 7.5
Redis DoS Vulnerability due to bad connection error handling
Redis is an open source, in-memory database that persists on disk. An unauthenticated connection can cause repeated IP protocol errors, leading to client starvation and, ultimately, a denial of service. This vulnerability is fixed in 8.0.3, 7.4.5, 7.2.10, and…
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High 7.0CVE-2025-32023 Public exploit
Redis allows out of bounds writes in hyperloglog commands leading to RCE
Redis is an open source, in-memory database that persists on disk. From 2.8 to before 8.0.3, 7.4.5, 7.2.10, and 6.2.19, an authenticated user may use a specially crafted string to trigger a stack/heap out of bounds write on hyperloglog operations, potentially…
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Low 3.1
setDeferredReply in networking.c in Valkey through 8.1.1 has an integer underflow for prev->size - prev->used.
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Medium 4.7
redis-check-aof may lead to stack overflow and potential RCE
Redis is an open source, in-memory database that persists on disk. In versions starting from 7.0.0 to before 8.0.2, a stack-based buffer overflow exists in redis-check-aof due to the use of memcpy with strlen(filepath) when copying a user-supplied file path i…
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High 7.5
Redis DoS Vulnerability due to unlimited growth of output buffers abused by unauthenticated client
Redis is an open source, in-memory database that persists on disk. In versions starting at 2.6 and prior to 7.4.3, An unauthenticated client can cause unlimited growth of output buffers, until the server runs out of memory or is killed. By default, the Redis …
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Medium 4.4
Redis allows denial-of-service due to malformed ACL selectors
Redis is an open source, in-memory database that persists on disk. An authenticated with sufficient privileges may create a malformed ACL selector which, when accessed, triggers a server panic and subsequent denial of service. The problem is fixed in Redis 7.…
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High 7.0CVE-2024-46981 Public exploit
Redis' Lua library commands may lead to remote code execution
Redis is an open source, in-memory database that persists on disk. An authenticated user may use a specially crafted Lua script to manipulate the garbage collector and potentially lead to remote code execution. The problem is fixed in 7.4.2, 7.2.7, and 6.2.17…
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High 7.0CVE-2024-31449 Public exploit
Lua library commands may lead to stack overflow and RCE in Redis
Redis is an open source, in-memory database that persists on disk. An authenticated user may use a specially crafted Lua script to trigger a stack buffer overflow in the bit library, which may potentially lead to remote code execution. The problem exists in a…
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Medium 5.5
Denial-of-service due to unbounded pattern matching in Redis
Redis is an open source, in-memory database that persists on disk. Authenticated users can trigger a denial-of-service by using specially crafted, long string match patterns on supported commands such as `KEYS`, `SCAN`, `PSUBSCRIBE`, `FUNCTION LIST`, `COMMAND…
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Medium 4.4
Denial-of-service due to malformed ACL selectors in Redis
Redis is an open source, in-memory database that persists on disk. An authenticated with sufficient privileges may create a malformed ACL selector which, when accessed, triggers a server panic and subsequent denial of service. The problem exists in Redis 7 pr…
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High 8.1
Redis vulnerable to integer overflow in certain payloads
Redis is an in-memory database that persists on disk. Redis incorrectly handles resizing of memory buffers which can result in integer overflow that leads to heap overflow and potential remote code execution. This issue has been patched in version 7.0.15 and …
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Low 3.6
Redis Unix-domain socket may have be exposed with the wrong permissions for a short time window.
Redis is an in-memory database that persists on disk. On startup, Redis begins listening on a Unix socket before adjusting its permissions to the user-provided configuration. If a permissive umask(2) is used, this creates a race condition that enables, during…
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Low 3.3
Redis SORT_RO may bypass ACL configuration
Redis is an in-memory database that persists on disk. Redis does not correctly identify keys accessed by `SORT_RO` and as a result may grant users executing this command access to keys that are not explicitly authorized by the ACL configuration. The problem e…
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Unscored —
Redis before 6cbea7d allows a replica to cause an assertion failure in a primary server by sending a non-administrative…
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High 7.0
Heap overflow issue with the Lua cjson library used by Redis
Redis is an in-memory database that persists on disk. A specially crafted Lua script executing in Redis can trigger a heap overflow in the cjson library, and result with heap corruption and potentially remote code execution. The problem exists in all versions…
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High 7.4CVE-2023-36824 EPSS 77%
Heap overflow in COMMAND GETKEYS and ACL evaluation in Redis
Redis is an in-memory database that persists on disk. In Redit 7.0 prior to 7.0.12, extracting key names from a command and a list of arguments may, in some cases, trigger a heap overflow and result in reading random heap memory, heap corruption and potential…
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Medium 5.5
`HINCRBYFLOAT` can be used to crash a redis-server process
Redis is an open source, in-memory database that persists on disk. Authenticated users can use the `HINCRBYFLOAT` command to create an invalid hash field that will crash Redis on access in affected versions. This issue has been addressed in in versions 7.0.11…
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Medium 5.5CVE-2023-28425 EPSS 59%
Specially crafted MSETNX command can lead to denial-of-service
Redis is an in-memory database that persists on disk. Starting in version 7.0.8 and prior to version 7.0.10, authenticated users can use the MSETNX command to trigger a runtime assertion and termination of the Redis server process. The problem is fixed in Red…
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Medium 5.5
Integer Overflow in several Redis commands can lead to denial of service.
Redis is an in-memory database that persists on disk. Authenticated users issuing specially crafted `SRANDMEMBER`, `ZRANDMEMBER`, and `HRANDFIELD` commands can trigger an integer overflow, resulting in a runtime assertion and termination of the Redis server p…
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Medium 5.5CVE-2022-36021 EPSS 60%
Redis string pattern matching can be abused to achieve Denial of Service
Redis is an in-memory database that persists on disk. Authenticated users can use string matching commands (like `SCAN` or `KEYS`) with a specially crafted pattern to trigger a denial-of-service attack on Redis, causing it to hang and consume 100% CPU time. T…
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Medium 5.5CVE-2022-35977 EPSS 14%
Integer overflow in certain command arguments can drive Redis to OOM panic
Redis is an in-memory database that persists on disk. Authenticated users issuing specially crafted `SETRANGE` and `SORT(_RO)` commands can trigger an integer overflow, resulting with Redis attempting to allocate impossible amounts of memory and abort with an…
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Medium 5.5CVE-2023-22458 EPSS 72%
Integer overflow in multiple Redis commands can lead to denial-of-service
Redis is an in-memory database that persists on disk. Authenticated users can issue a `HRANDFIELD` or `ZRANDMEMBER` command with specially crafted arguments to trigger a denial-of-service by crashing Redis with an assertion failure. This problem affects Redis…
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Low 3.1
Redis Crash Report debug.c sigsegvHandler denial of service
** DISPUTED ** A vulnerability, which was classified as problematic, was found in Redis up to 6.2.7/7.0.5. Affected is the function sigsegvHandler of the file debug.c of the component Crash Report. The manipulation leads to denial of service. The complexity o…
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High 7.0
Redis subject to Integer Overflow leading to Remote Code Execution via Heap Overflow
Redis is an in-memory database that persists on disk. Versions 7.0.0 and above, prior to 7.0.5 are vulnerable to an Integer Overflow. Executing an `XAUTOCLAIM` command on a stream key in a specific state, with a specially crafted `COUNT` argument may cause an…
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High 7.0CVE-2022-31144 Public exploit
Potential heap overflow in Redis
Redis is an in-memory database that persists on disk. A specially crafted `XAUTOCLAIM` command on a stream key in a specific state may result with heap overflow, and potentially remote code execution. This problem affects versions on the 7.x branch prior to 7…