CVE-2023-32571 in the critical feed json
Dynamic Linq vulnerable to remote code execution
published 2023-06-22 3 y ago modified 2026-06-17 4 mo ago also GHSA-w65q-jcmv-28gj , EUVD-2023-1897
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 34.9%
- EPSS 34.9% chance of exploitation in 30 days, percentile 98%
- public exploits
- 0
- none known
Summary
Dynamic Linq 1.0.7.10 through 1.2.25 before 1.3.0 allows attackers to execute arbitrary code and commands when untrusted input to methods including Where, Select, OrderBy is parsed.
Patch / fix
- nuget System.Linq.Dynamic.Core 1.3.0
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- total
- Assessed
- 23 mo ago
Exploit prediction
34.90% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- research.nccgroup.com https://research.nccgroup.com/2023/06/13/dynamic-linq-injection-remote-code-execution-vulnerability-cve-2023-32571/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | System.Linq.Dynamic.Core | >=1.0.7.10, <1.3.0 |
1.3.0 |
Classification
- Weakness
-
- CWE-697 Incorrect Comparison
References
-
research.nccgroup.com
/2023/06/13/dynamic-linq-injection-remote-code-execution-vulnerability-cve-2023-32571/
exploit
-
github.com
/zzzprojects/System.Linq.Dynamic.Core
package, product
-
nvd.nist.gov
/vuln/detail/CVE-2023-32571
advisory
-
research.nccgroup.com
/2023/06/13/dynamic-linq-injection-remote-code-execution-vulnerability-cve-2023-32571
web
Sources
- CVE List CVE-2023-32571
- GitHub Advisory GHSA-w65q-jcmv-28gj
- NVD CVE-2023-32571
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