CVE Tools

Openresty

8 CVEs tracked. 1 of them are in CISA KEV.

This hub aggregates every CVE we track for Openresty, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Openresty CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Openresty CVEs per month
MonthCVEs
2024-100
2024-110
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-071
2026-080
2026-090

Severity

How the 8 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical225%
  • High450%
  • Medium113%
  • Low113%

Latest CVEs

The 8 most recently published vulnerabilities affecting Openresty.

  1. CVE-2026-55233OpenResty: Buffer overflow when writing PROXY protocol v2 header to upstream7.5
  2. CVE-2024-39702In lj_str_hash.c in OpenResty 1.19.3.1 through 1.25.3.1, the string hashing function (used during string interning) allows HashDoS (Hash Denial of Service) attacks. An attacker could cause excessiv...5.9
  3. CVE-2024-399111Panel SQL injection10.0
  4. CVE-2023-44487The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.7.5
  5. BDU:2021-05751Уязвимость функции ngx_memcpy веб-сервера OpenResty, связанная с переполнением буфера, позволяющая нарушителю вызвать отказ в обслуживании3.9
  6. CVE-2021-23017A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process c...7.7
  7. CVE-2020-11724An issue was discovered in OpenResty before 1.15.8.4. ngx_http_lua_subrequest.c allows HTTP request smuggling, as demonstrated by the ngx.location.capture API.7.5
  8. CVE-2018-9230In OpenResty through 1.13.6.1, URI parameters are obtained using the ngx.req.get_uri_args and ngx.req.get_post_args functions that ignore parameters beyond the hundredth one, which might allow remo...9.8

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