{"id":"CVE-2026-3389","state":"PUBLISHED","title":"Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference","description":"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.","publishedAt":"2026-03-01T10:02:07.773Z","updatedAt":"2026-03-02T13:57:10.799Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"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","source":"VulDB"},"assigner":"VulDB","products":["n/a Squirrel"],"affected":[{"vendor":"n/a","product":"Squirrel","versions":[{"version":"3.0","status":"affected"},{"version":"3.1","status":"affected"},{"version":"3.2","status":"affected"}]}],"references":["https://vuldb.com/?id.348275","https://vuldb.com/?ctiid.348275","https://vuldb.com/?submit.761315","https://github.com/albertodemichelis/squirrel/issues/314","https://github.com/oneafter/0122/blob/main/i314/repro"],"weaknesses":["CWE-476","CWE-404"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/3xxx/CVE-2026-3389.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-3389","state":"PUBLISHED","datePublished":"2026-03-01T10:02:07.773Z","dateUpdated":"2026-03-02T13:57:10.799Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-02-28T14:53:46.132Z"},"containers":{"cna":{"title":"Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n/a","product":"Squirrel","versions":[{"version":"3.0","status":"affected"},{"version":"3.1","status":"affected"},{"version":"3.2","status":"affected"}]}],"references":[{"url":"https://vuldb.com/?id.348275","name":"VDB-348275 | Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.348275","name":"VDB-348275 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.761315","name":"Submit #761315 | albertodemichelis squirrel master-branch NULL Pointer Dereference","tags":["third-party-advisory"]},{"url":"https://github.com/albertodemichelis/squirrel/issues/314","tags":["issue-tracking"]},{"url":"https://github.com/oneafter/0122/blob/main/i314/repro","tags":["exploit"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"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","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.3,"vectorString":"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","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.3,"vectorString":"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","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","type":"CWE","lang":"en","description":"NULL Pointer Dereference"}]},{"descriptions":[{"cweId":"CWE-404","type":"CWE","lang":"en","description":"Denial of Service"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-03-01T10:02:07.773Z"},"timeline":[{"time":"2026-02-28T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-02-28T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-02-28T15:58:53.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Oneafter (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-02T13:56:59.651749Z","id":"CVE-2026-3389","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-02T13:57:10.799Z"}}]}}}