CVE-2022-30763
Janet before 1.22.0 mishandles arrays.
7.5 HighFix available
Janet before 1.22.0 mishandles arrays.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
1.85%Up 1.0 points since May 16, 2022
What each source reports
NVD Score used
Janet before 1.22.0 mishandles arrays.
- Record
CVE-2022-30763- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-129
- Updated
- 2026-11-02
CVE List No score
Janet before 1.22.0 mishandles arrays.
- Record
CVE-2022-30763- Updated
- 2026-11-02
EUVDEUVD-2022-52590 No score
Janet before 1.22.0 mishandles arrays.
- Record
EUVD-2022-52590- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6vc7-fg29-7r6p
Janet before 1.22.0 mishandles arrays.
Janet before 1.22.0 mishandles arrays.
- Record
GHSA-6vc7-fg29-7r6p- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-129
- Updated
- 2026-11-02
OSVALPINE-CVE-2022-30763
Janet before 1.22.0 mishandles arrays.
- Record
ALPINE-CVE-2022-30763- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
OSV No score
Janet before 1.22.0 mishandles arrays.
- Record
CVE-2022-30763- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
janetAlpine:v3.17 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.18 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.19 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.20 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.21 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.22 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.23 |
before 1.22.0-r0 | 1.22.0-r0 |
janetAlpine:v3.24 |
before 1.22.0-r0 | 1.22.0-r0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, aliases, facts, references | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-30763 is a high vulnerability (CVSS 7.5) in Janet-lang Janet, published May 16, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.85%, the 79th percentile. Fixed in janet 1.22.0-r0.
References
github.com/janet-lang/janet/compare/v1.21.1...v1.22.0
blog.convisoappsec.com/en/bug-hunting-in-the-janet-language-interpreter
nvd.nist.gov/vuln/detail/CVE-2022-30763
security.alpinelinux.org/vuln/CVE-2022-30763