54 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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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 7.7
RedisBloom RESTORE invalid memory access may allow remote code execution
RedisBloom is a probabilistic data structures module for Redis. In all versions of RedisBloom before 2.8.20, the module does not properly validate serialized values processed through the Redis RESTORE command. An authenticated attacker with permission to exec…
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High 7.7
RedisTimeSeries RESTORE invalid memory access may allow remote code execution
RedisTimeSeries is a time-series module for Redis. In all versions before 1.12.14 of RedisTimeSeries, the module does not properly validate serialized values processed through the Redis RESTORE command. An authenticated attacker with permission to execute RES…
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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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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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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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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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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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Unscored —
redis v7.0.10 was discovered to contain a segmentation violation. This vulnerability allows attackers to cause a Denial…
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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 5.5
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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Low 3.3
A Malformed Lua script can crash Redis
Redis is an in-memory database that persists on disk. Prior to versions 6.2.7 and 7.0.0, an attacker attempting to load a specially crafted Lua script can cause NULL pointer dereference which will result with a crash of the redis-server process. The problem i…
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Critical 10.0
It was discovered, that redis, a persistent key-value database, due to a packaging issue, is prone to a (Debian-specifi…
KEV Mar 28, 2022 -
High 7.5
Integer overflow issue with strings in Redis
Redis is an open source, in-memory database that persists on disk. An integer overflow bug in the underlying string library can be used to corrupt the heap and potentially result with denial of service or remote code execution. The vulnerability involves chan…
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High 7.5
Integer overflow issue with intsets in Redis
Redis is an open source, in-memory database that persists on disk. An integer overflow bug affecting all versions of Redis can be exploited to corrupt the heap and potentially be used to leak arbitrary contents of the heap or trigger remote code execution. Th…
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High 7.5
DoS vulnerability in Redis
Redis is an open source, in-memory database that persists on disk. When parsing an incoming Redis Standard Protocol (RESP) request, Redis allocates memory according to user-specified values which determine the number of elements (in the multi-bulk header) and…
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Medium 5.3
Vulnerability in Lua Debugger in Redis
Redis is an open source, in-memory database that persists on disk. When using the Redis Lua Debugger, users can send malformed requests that cause the debugger’s protocol parser to read data beyond the actual buffer. This issue affects all versions of Redis w…
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High 7.5
Integer overflow issue with Streams in Redis
Redis is an open source, in-memory database that persists on disk. In affected versions an integer overflow bug in Redis can be exploited to corrupt the heap and potentially result with remote code execution. The vulnerability involves changing the default pr…
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High 7.5CVE-2021-32628 EPSS 13%
Vulnerability in handling large ziplists
Redis is an open source, in-memory database that persists on disk. An integer overflow bug in the ziplist data structure used by all versions of Redis can be exploited to corrupt the heap and potentially result with remote code execution. The vulnerability in…
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High 7.5CVE-2021-32626 EPSS 16%
Lua scripts can overflow the heap-based Lua stack in Redis
Redis is an open source, in-memory database that persists on disk. In affected versions specially crafted Lua scripts executing in Redis can cause the heap-based Lua stack to be overflowed, due to incomplete checks for this condition. This can result with hea…
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High 7.5CVE-2021-32761 EPSS 30%
Integer overflow issues with *BIT commands on 32-bit systems
Redis is an in-memory database that persists on disk. A vulnerability involving out-of-bounds read and integer overflow to buffer overflow exists starting with version 2.2 and prior to versions 5.0.13, 6.0.15, and 6.2.5. On 32-bit systems, Redis `*BIT*` comma…