MAL-2026-12662: Malicious package report
Malicious code in constructor-blocks-mailings (npm)
Published .
Updated .
Reported affected releases: 35.5.7.
constructor-blocks-mailings (npm)
Known vulnerabilities and malicious package reports for constructor-blocks-mailings on npm, live from OSV, with CISA KEV exploitation status and EPSS scores.
Known package reports
1 malicious package report and 0 vulnerabilities returned by OSV. Check a specific version to see which reports apply.
If you installed a reported malicious release, remove it and rotate the credentials that machine could access. Upgrading does not undo code that already ran.
Source: OSV, including OpenSSF malicious-package reports and GitHub advisories. No known report is not proof a package is safe.