MCP Security Status / mcp
mcp
pip package · 3 known security advisories in the elsas feed · worst severity HIGH · last seen 2026-07-16.
→ Is your version of mcp affected?Send your dependency list or lockfile to
check_affected on the MCP
endpoint https://elsas.it/mcp — free when you're not affected, micro-priced (capped at
$0.10) only on a confirmed match. Full remediation detail is in the paid get_today /
get_items.
advisories
| Advisory | Severity | CVSS | Affected versions | Fixed in | Date |
|---|---|---|---|---|---|
| CVE-2026-52869 | HIGH | 7.1 | <= 1.27.1 | 1.27.2 | 2026-07-16 |
| CVE-2026-52870 | HIGH | 7.6 | >= 1.23.0, <= 1.27.1 | 1.27.2 | 2026-07-16 |
| CVE-2026-59950 | HIGH | 0.0 | < 1.28.1 | 1.28.1 | 2026-07-16 |
These are advisories on record in the elsas feed, each linked to its primary
source (GHSA/CVE/OSV/CISA-KEV) — the authoritative record. This page is informational and is not a
complete audit of mcp.
verify
1. Open each linked advisory above — the primary source is the truth.
2. Each advisory was published in a daily report that is Ed25519-signed;
see status.json for the report_id.
3. Full signature-verification recipe →