CVE Explorer
CVE-2026-3172
Buffer overflow in parallel HNSW index build in pgvector 0.6.0 through 0.8.1 allows a database user to leak sensitive data from other relations or crash the database server.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1
Preserved source conflicts
No provider value was silently selected as the winner.
cwe · 2 assertions
{"cweId":"CWE-787","description":"Out-of-bounds Write","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-191","description":"Integer Underflow or Wraparound","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/problemTypes/0/descriptions/0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"pgvector","vendor":"n/a","versions":[{"lessThan":"0.8.2","status":"affected","version":"0.8.0","versionType":"semver"},{"status":"affected","version":"0.7.0","versionType":"semver"},{"status":"affected","version":"0.6.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":8.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
2 source assertions{"cweId":"CWE-787","description":"Out-of-bounds Write","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-191","description":"Integer Underflow or Wraparound","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://github.com/pgvector/pgvector/issues/959"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:93ddb9493ae65cf0459ef991c119bb8fd1615bc3bda27b3a9f833e633da84ca9 · sha256:bee837c5b39e9c44… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.