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CVE-2026-3389

Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference

CVSS 4.8 MEDIUMEPSS 0.2%CWE-404CWE-476
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
01 Mar 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A vulnerability was determined in Squirrel up to 3.2. This vulnerability affects the function sqstd_rex_newnode in the library sqstdlib/sqstdrex.cpp. Executing a manipulation can lead to null pointer dereference. The attack can only be executed locally. 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.
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
Affected products
n/a · Squirrel

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References
https://github.com/albertodemichelis/squirrel/issues/314https://github.com/oneafter/0122/blob/main/i314/reprohttps://vuldb.com/?ctiid.348275https://vuldb.com/?id.348275https://vuldb.com/?submit.761315