VendorsF5njsany version
Vulnerabilities

F5 Njs any version

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

19CVEs
CVE-2019-12206
njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in nxt_utf8_encode in nxt_utf8.c.
Published 2019-05-20 · Modified
9.8EPSS 0.020
CVE-2019-12207
njs through 0.3.1, used in NGINX, has a heap-based buffer over-read in nxt_utf8_decode in nxt/nxt_utf8.c.
Published 2019-05-20 · Modified
9.8EPSS 0.018
CVE-2019-12208
njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in njs_function_native_call in njs/njs_function.c.
Published 2019-05-20 · Modified
9.8EPSS 0.017
CVE-2021-46463
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().
Published 2022-02-14 · Modified
9.8EPSS 0.017
CVE-2019-11839
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.c, because of njs_array_expand size mishandling.
Published 2019-05-09 · Modified
9.8EPSS 0.016
CVE-2022-25139
njs through 0.7.0, used in NGINX, was discovered to contain a heap use-after-free in njs_await_fulfilled.
Published 2022-02-14 · Modified
9.8EPSS 0.016
CVE-2019-11838
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_array.c, because of njs_array_expand size mishandling.
Published 2019-05-09 · Modified
9.8EPSS 0.016
CVE-2019-13067
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.
Published 2019-06-29 · Modified
9.8EPSS 0.016
CVE-2020-19695
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.
Published 2023-04-04 · Analyzed
9.8EPSS 0.013
CVE-2020-19692
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.
Published 2023-04-04 · Analyzed
9.8EPSS 0.013
CVE-2026-8711
NGINX JavaScript vulnerability
Published 2026-05-19 · Analyzed
9.8EPSS 0.008
CVE-2020-24346
njs through 0.4.3, used in NGINX, has a use-after-free in njs_json_parse_iterator_call in njs_json.c.
Published 2020-08-13 · Modified
7.8EPSS 0.010
CVE-2021-46462
njs through 0.7.1, used in NGINX, was discovered to contain a segmentation violation via njs_object_set_prototype in /src/njs_object.c.
Published 2022-02-14 · Modified
7.5EPSS 0.017
CVE-2019-11837
njs through 0.3.1, used in NGINX, has a segmentation fault in String.prototype.toBytes for negative arguments, related to nxt_utf8_next in nxt/nxt_utf8.h and njs_string_offset in njs/njs_string.c.
Published 2019-05-09 · Modified
7.5EPSS 0.014
CVE-2022-43284
Nginx NJS v0.7.2 to v0.7.4 was discovered to contain a segmentation violation via njs_scope_valid_value at njs_scope.h. NOTE: the vendor disputes the significance of this report because NJS does not operate on untrusted input.
Published 2022-10-28 · Modified
7.5EPSS 0.009
CVE-2019-13617
njs through 0.3.3, used in NGINX, has a heap-based buffer over-read in nxt_vsprintf in nxt/nxt_sprintf.c during error handling, as demonstrated by an njs_regexp_literal call that leads to an njs_parser_lexer_error call and then an njs_parser_scope_error call.
Published 2019-07-16 · Modified
6.5EPSS 0.013
CVE-2020-24349
njs through 0.4.3, used in NGINX, allows control-flow hijack in njs_value_property in njs_value.c. NOTE: the vendor considers the issue to be "fluff" in the NGINX use case because there is no remote attack surface.
Published 2020-08-13 · Modified
5.5EPSS 0.005
CVE-2020-24347
njs through 0.4.3, used in NGINX, has an out-of-bounds read in njs_lvlhsh_level_find in njs_lvlhsh.c.
Published 2020-08-13 · Modified
5.5EPSS 0.004
CVE-2020-24348
njs through 0.4.3, used in NGINX, has an out-of-bounds read in njs_json_stringify_iterator in njs_json.c.
Published 2020-08-13 · Modified
5.5EPSS 0.004