F5 Njs
40 CVEs affecting F5 Njs. Latest disclosed: 2026-05-19. Critical: 14, High: 17.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2020-19695 | Critical | 9.8 | 2023-04-04 | Buffer Overflow found in Nginx NJS allows a remote attacker to execute arbitrary code via the njs_object_property parameter of the njs/njs_vm.c function. |
CVE-2020-19692 | Critical | 9.8 | 2023-04-04 | Buffer Overflow vulnerabilty found in Nginx NJS v.0feca92 allows a remote attacker to execute arbitrary code via the njs_module_read in the njs_module.c file. |
CVE-2022-43286 | Critical | 9.8 | 2022-10-28 | Nginx NJS v0.7.2 was discovered to contain a heap-use-after-free bug caused by illegal memory copy in the function njs_json_parse_iterator_call at njs_json.c. |
CVE-2022-29379 | Critical | 9.8 | 2022-05-25 | Nginx NJS v0.7.3 was discovered to contain a stack overflow in the function njs_default_module_loader at /src/njs/src/njs_module.c. NOTE: multiple third partie… |
CVE-2022-27007 | Critical | 9.8 | 2022-04-14 | nginx njs 0.7.2 is affected suffers from Use-after-free in njs_function_frame_alloc() when it try to invoke from a restored frame saved with njs_function_frame… |
CVE-2022-25139 | Critical | 9.8 | 2022-02-14 | njs through 0.7.0, used in NGINX, was discovered to contain a heap use-after-free in njs_await_fulfilled. |
CVE-2021-46463 | Critical | 9.8 | 2022-02-14 | njs through 0.7.1, used in NGINX, was discovered to contain a control flow hijack caused by a Type Confusion vulnerability in njs_promise_perform_then(). |
CVE-2019-13067 | Critical | 9.8 | 2019-06-30 | njs through 0.3.3, used in NGINX, has a buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c. This issue occurs after the fix for CVE-2019-12207 is in place. |
CVE-2019-12208 | Critical | 9.8 | 2019-05-20 | njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in njs_function_native_call in njs/njs_function.c. |
CVE-2019-12207 | Critical | 9.8 | 2019-05-20 | njs through 0.3.1, used in NGINX, has a heap-based buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c. |
CVE-2019-12206 | Critical | 9.8 | 2019-05-20 | njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in nxt_utf8_encode in nxt_utf8.c. |
CVE-2019-11839 | Critical | 9.8 | 2019-05-09 | njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array… |
CVE-2019-11838 | Critical | 9.8 | 2019-05-09 | njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.splice after a resize, related to njs_array_prototype_splice in njs/njs_a… |
CVE-2022-34029 | Critical | 9.1 | 2022-07-18 | Nginx NJS v0.7.4 was discovered to contain an out-of-bounds read via njs_scope_value at njs_scope.h. |
CVE-2026-8711 | High | 8.1 | 2026-05-19 | NGINX JavaScript has a vulnerability when the js_fetch_proxy directive is configured with at least one client-controlled NGINX variable (for example, $http_*… |
CVE-2020-24346 | High | 7.8 | 2020-08-13 | njs through 0.4.3, used in NGINX, has a use-after-free in njs_json_parse_iterator_call in njs_json.c. |
CVE-2023-27730 | High | 7.5 | 2023-04-09 | Nginx NJS v0.7.10 was discovered to contain a segmentation violation via the function njs_lvlhsh_find at src/njs_lvlhsh.c. |
CVE-2023-27729 | High | 7.5 | 2023-04-09 | Nginx NJS v0.7.10 was discovered to contain an illegal memcpy via the function njs_vmcode_return at src/njs_vmcode.c. |
CVE-2023-27728 | High | 7.5 | 2023-04-09 | Nginx NJS v0.7.10 was discovered to contain a segmentation violation via the function njs_dump_is_recursive at src/njs_vmcode.c. |
CVE-2023-27727 | High | 7.5 | 2023-04-09 | Nginx NJS v0.7.10 was discovered to contain a segmentation violation via the function njs_function_frame at src/njs_function.h. |