Quickjs
Vendor:
First CVE: Jul 13, 2021 · Active for 5 years
15
Total CVEs
More Total CVEs than 92% of tracked products
3.0
Avg CVEs / Year
Higher CVE frequency than 76% of tracked products
7.6
Avg CVSS
Higher Avg CVSS than 60% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Quickjs over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jul 13, 2021
5 years ago
Most Recent CVE
Mar 6, 2026
140 days ago
CVE Severity & Scoring
Quickjs15 CVEs
20%
73%
All CVEs352,294 CVEs
45%
40%
11%
LowMediumHigh
Attack Vector
Local2 (13.3%)
Network5 (33.3%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network8 (53.3%)
Attack Complexity
Low14 (93.3%)
High1 (6.7%)
Unknown0 (0.0%)
User Interaction
None14 (93.3%)
Unknown0 (0.0%)
Required1 (6.7%)
Privileges Required
Low1 (6.7%)
High1 (6.7%)
None13 (86.7%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (15 CVEs).
15 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-62495HIGH An integer overflow vulnerability exists in the QuickJS regular expression engine (libregexp) due to an inconsistent representation of the bytecode buffer size.
* The regular e | Oct 16, 2025 | 8.8 | 28 | NO | NO |
CVE-2025-62494HIGH A type confusion vulnerability exists in the handling of the string addition (+) operation within the QuickJS engine.
* The code first checks if the left-hand operand is a stri | Oct 16, 2025 | 8.8 | 28 | NO | NO |
CVE-2025-62491HIGH A Use-After-Free (UAF) vulnerability exists in the QuickJS engine's standard library when iterating over the global list of unhandled rejected promises (ts->rejected_promise_list). | Oct 16, 2025 | 8.8 | 28 | NO | NO |
CVE-2025-62490HIGH In quickjs, in js_print_object, when printing an array, the function first fetches the array length and then loops over it. The issue is, printing a value is not side-effect free. | Oct 16, 2025 | 8.8 | 28 | NO | NO |
CVE-2025-62496HIGH A vulnerability exists in the QuickJS engine's BigInt string parsing logic (js_bigint_from_string) when attempting to create a BigInt from a string with an excessively large number | Oct 16, 2025 | 8.8 | 27 | NO | NO |
CVE-2023-31922HIGH QuickJS commit 2788d71 was discovered to contain a stack-overflow via the component js_proxy_isArray at quickjs.c. | May 12, 2023 | 7.5 | 24 | NO | NO |
CVE-2020-22876HIGH Buffer Overflow vulnerability in quickjs.c in QuickJS, allows remote attackers to cause denial of service. This issue is resolved in the 2020-07-05 release. | Jul 13, 2021 | 7.5 | 23 | NO | NO |
CVE-2025-69654HIGH A crafted JavaScript input executed with the QuickJS release 2025-09-13, fixed in commit fcd33c1afa7b3028531f53cd1190a3877454f6b3 (2025-12-11),`qjs` interpreter using the `-m` opti | Mar 6, 2026 | 7.5 | 22 | NO | NO |
CVE-2025-69653MEDIUM A crafted JavaScript input can trigger an internal assertion failure in QuickJS release 2025-09-13, fixed in commit 1dbba8a88eaa40d15a8a9b70bb1a0b8fb5b552e6 (2025-12-11), in file g | Mar 6, 2026 | 6.5 | 22 | NO | NO |
CVE-2025-62493MEDIUM A vulnerability exists in the QuickJS engine's BigInt string conversion logic (js_bigint_to_string1) due to an incorrect calculation of the required number of digits, which in turn | Oct 16, 2025 | 6.5 | 22 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (15 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (15 CVEs).
Media Mentions
Signals from CVEs in this product scope (15 CVEs).
Top CNAs Publishing CVEs For Quickjs
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 2022-03-06 | 1 | 7.5 | 0.7% | 0 | 0 |