MEDIUM
wren-lang wren wren_compiler.c getByteCountForArguments null pointer dereference
Published Mar 1, 2026
4.8
MEDIUMCVSS 4.0
EPSS 0.19%
Description
A vulnerability has been found in wren-lang wren up to 0.4.0. Affected by this issue is the function getByteCountForArguments of the file src/vm/wren_compiler.c. Such manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
-
Affected
- 0.1
- 0.2
- 0.3
- 0.4.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
References (7)
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-9122 Advisory
- https://github.com/oneafter/0122/blob/main/i1220/repro exploit
- https://github.com/wren-lang/wren/ product
- https://github.com/wren-lang/wren/issues/1220 issue-trackingExploitIssue TrackingVendor Advisory
- https://vuldb.com/?ctiid.348273 signaturepermissions-requiredPermissions RequiredVDB Entry
- https://vuldb.com/?id.348273 vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.761312 third-party-advisoryThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-9122 | Advisory | |
| https://github.com/oneafter/0122/blob/main/i1220/repro | exploit | |
| https://github.com/wren-lang/wren/ | product | |
| https://github.com/wren-lang/wren/issues/1220 | issue-trackingExploitIssue TrackingVendor Advisory | |
| https://vuldb.com/?ctiid.348273 | signaturepermissions-requiredPermissions RequiredVDB Entry | |
| https://vuldb.com/?id.348273 | vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.761312 | third-party-advisoryThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner VulDB
Published Mar 1, 2026
Updated Mar 2, 2026
Reserved Feb 28, 2026
Link CVE-2026-3387
CISA Vulnrichment
Updated Mar 2, 2026
Red Hat
No data
GitHub
No data