Security readout for executives and security teams
Plain-English summary
CVE-2026-24820 is a medium-severity memory safety issue in WickedEngine before 0.71.705. A local, low-privileged user interaction scenario can cause significant availability impact. For most organizations, urgency depends on whether WickedEngine or its LUA modules are embedded in shipped products, tools, or games.
Executive priority
Treat as a targeted remediation item, not an emergency. Prioritize if WickedEngine is embedded in customer-facing products, creative pipelines, or environments where local users can trigger engine LUA behavior and service disruption matters.
Technical view
The CVE describes an out-of-bounds read in turanszkij/WickedEngine LUA modules associated with ldebug.C, classified as CWE-125. The record title mentions stack overflow, but the description and CWE point to out-of-bounds read. CVSS 4.0 is 5.1 with local attack vector, low complexity, low privileges, and active user interaction required.
Likely exposure
Exposure is likely limited to applications or internal tools using WickedEngine versions before 0.71.705, especially where LUA module functionality is reachable. Organizations not using WickedEngine are not affected based on the provided sources.
Exploitation context
No source provided indicates active exploitation, and the CVE is not marked as CISA KEV. The CVSS vector suggests exploitation requires local access, low privileges, and user interaction, reducing internet-scale risk but still allowing availability impact in exposed workflows.
Researcher notes
The public record is sparse. There is a mismatch between the title’s “stack overflow” wording and the description’s CWE-125 out-of-bounds read. Analysis should rely on affected-version data, CVSS vector, and the referenced GitHub pull request until fuller vendor details are available.
Mitigation direction
- Identify any use of WickedEngine in products, tools, or third-party components.
- Upgrade WickedEngine to 0.71.705 or later where applicable.
- Review the referenced upstream pull request for the exact patch context.
- If upgrading is delayed, restrict access to affected workflows where practical.
- Monitor vendor and CVE records for updated remediation guidance.
Validation and detection
- Confirm whether WickedEngine is present in your codebase or dependencies.
- Check deployed WickedEngine versions against the before-0.71.705 affected range.
- Verify the upstream patch from pull request 1054 is included.
- Assess whether LUA module functionality is reachable by local users.
- Document compensating controls if affected versions remain deployed.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-125: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-24820 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.1 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/S:N/AU:Y/R:U/V:C/RE:L/U:Amber
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/S:N/AU:Y/R:U/V:C/RE:L/U:Amber——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
5.1MediumVector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/S:N/AU:Y/R:U/V:C/RE:L/U:Amber
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/turanszkij/WickedEngine/pull/1054CVE reference · patch
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.