CVE-2021-46336
MEDIUMCVSS 5.5/10EPSS 0.64%
Last modified
CVE-2021-46336 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. There is an Assertion 'opts & PARSER_CLASS_LITERAL_CTOR_PRESENT' failed at /parser/js/js-parser-expr.c(parser_parse_class_body) in JerryScript 3.0.0.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.
Description
There is an Assertion 'opts & PARSER_CLASS_LITERAL_CTOR_PRESENT' failed at /parser/js/js-parser-expr.c(parser_parse_class_body) in JerryScript 3.0.0.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jerryscript | Jerryscript | 3.0.0 |
References
- https://github.com/jerryscript-project/jerryscript/issues/4927Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/jerryscript-project/jerryscript/issues/4927Exploit, Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-46336?
There is an Assertion 'opts & PARSER_CLASS_LITERAL_CTOR_PRESENT' failed at /parser/js/js-parser-expr.c(parser_parse_class_body) in JerryScript 3.0.0.
How severe is CVE-2021-46336?
CVE-2021-46336 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.
How do I fix CVE-2021-46336?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
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- CVE-2021-46331Moddable SDK v11.5.0 was discovered to contain a SEGV vulner…5.5
- CVE-2021-46332Moddable SDK v11.5.0 was discovered to contain a heap-buffer…7.8
- CVE-2021-46333Moddable SDK v11.5.0 was discovered to contain an invalid me…5.5
- CVE-2021-46334Moddable SDK v11.5.0 was discovered to contain a stack buffe…7.8
- CVE-2021-46335Moddable SDK v11.5.0 was discovered to contain a NULL pointe…5.5
- CVE-2021-46337There is an Assertion 'page_p != NULL' failed at /parser/js/…5.5
- CVE-2021-46338There is an Assertion 'ecma_is_lexical_environment (object_p…5.5
- CVE-2021-46339There is an Assertion 'lit_is_valid_cesu8_string (string_p, …5.5
- CVE-2021-46340There is an Assertion 'context_p->stack_top_uint8 == SCAN_ST…5.5
- CVE-2021-46342There is an Assertion 'ecma_is_lexical_environment (obj_p) |…5.5
- CVE-2021-46343There is an Assertion 'context_p->token.type == LEXER_LITERA…5.5
Are you affected by CVE-2021-46336?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
