Lua
17 known vulnerabilities
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In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.
An issue in the component luaG_runerror of Lua v5.4.4 and below leads to a heap-buffer overflow when a recursive error o
singlevar in lparser.c in Lua from (including) 5.4.0 up to (excluding) 5.4.4 lacks a certain luaK_exp2anyregup call, lea
Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sa
Lua v5.4.3 and above are affected by SEGV by type confusion in funcnamefromcode function in ldebug.c which can cause a l
Stack overflow in lua_resume of ldo.c in Lua Interpreter 5.1.0~5.4.4 allows attackers to perform a Denial of Service via
An issue was discovered in Prosody before 0.11.9. It does not use a constant-time algorithm for comparing certain secret
An issue was discovered in Prosody before 0.11.9. Default settings are susceptible to remote unauthenticated denial-of-s
lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation
ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by get
ldebug.c in Lua 5.4.0 attempts to access debug information via the line hook of a stripped function, leading to a NULL p
Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_ca
Lua 5.4.0 (fixed in 5.4.1) has a segmentation fault in changedline in ldebug.c (e.g., when called by luaG_traceexec) bec
Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient
Lua through 5.4.0 mishandles the interaction between stack resizes and garbage collection, leading to a heap-based buffe
Lua 5.3.5 has a use-after-free in lua_upvaluejoin in lapi.c. For example, a crash outcome might be achieved by an attack
Frequently Asked Questions
How many CVEs affect Lua?
Lua has 17 CVE records in our database, including 2 critical and 7 high severity vulnerabilities.
What are the most severe Lua vulnerabilities?
Lua has 2 critical severity (CVSS 9.0+) and 7 high severity (CVSS 7.0-8.9) vulnerabilities. Review the list above sorted by publication date to find the most recent high-severity issues.
How can I scan for Lua vulnerabilities?
CyberStrike's AI-powered security agents automatically detect vulnerabilities in Lua products across your infrastructure. The platform provides continuous pentesting, DAST scanning, and real-time vulnerability monitoring with actionable remediation guidance.
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