CVE-2026-2659
Squirrel sqfuncstate.cpp PopTarget out-of-bounds
- State
- Published
- Severity
- 4.8 Medium
- Published
- Feb 18, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 18, 2026
Description
A vulnerability was determined in Squirrel up to 3.2. Affected by this vulnerability is the function SQFuncState::PopTarget of the file src/squirrel/squirrel/sqfuncstate.cpp. Executing a manipulation of the argument _target_stack can lead to out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.3 Low | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Squirreln/a |
|
References
- VDB-346457 | Squirrel sqfuncstate.cpp PopTarget out-of-boundsvdb-entrytechnical-description
- VDB-346457 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #753163 | albertodemichelis squirrel master-branch Heap-based Buffer Overflowthird-party-advisory
- https://github.com/albertodemichelis/squirrel/issues/311issue-tracking
- https://github.com/oneafter/0122/blob/main/i311/reproexploit
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.