CVE-2026-3382
CWE-119Published: March 1, 2026· Updated: Mar 5, 2026
Official Description
A security flaw has been discovered in ChaiScript up to 6.1.0. The impacted element is the function chaiscript::Boxed_Number::get_as of the file include/chaiscript/dispatchkit/boxed_number.hpp. Performing a manipulation results in memory corruption. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Technical Analysis
CVE-2026-3382 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.
From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
News & Research Mentioning CVE-2026-3382
The Microsoft Defender vulnerability CVE-2026-33825 was exploited in the wild as a zero-day before patches were released. The post BlueHammer Vulnerability Exploited in Ransomware Attacks appeared first on SecurityWeek. [xlite_meta score:62 src:SecurityWeek xlite_fp:33de9d86a8681e403764362203aa6a7f597ac7464020fda3ba13e774a52ba14d]
Cybersecurity researchers have disclosed details of an unpatched issue that could be exploited to disclose a user's NTLMv2 hash to the attacker. Like in the case of CVE-2026-33829, which impacted the Windows Snipping Tool's ms-screensketch: URI handler, the newly flagged issue resides in the search: URI handler, per Huntress. CVE-2026-33829 refers to a spoofing vulnerability that could expose [xlite_meta score:53 src:The Hacker News xlite_fp:7b0ebc2775a49511070ed2f0f45e1adc4d54a5e6c74907d54b9fe77e0135ef5e]
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-33825 Microsoft Defender Insufficient Granularity of Access Control Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the KEV Catalog as a living list of known Common Vulnerabilities and Exposures (CVEs) that carry significant risk to the federal enterprise. BOD 22-01 requires Federal Civilian Executive Branch (FCEB) agencies to remediate identified vulnerabilities by the due date to protect FC [xlite_meta score:48 src:CISA Alerts xlite_fp:345b8cecbe3c7344ec4d3f7bf5d5dc2274d75b95073b3d3e6b4d4c59174024fb]
All References (6)
Quick Facts
Related CVEs (CWE-119)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-3382 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts