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TI-2018-00573 Aliases CVE-2018-0618GHSA-66w8-h82c-2m79

Cross-site scripting in GNU Mailman Mailman

Priority LOW 28CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Partial Red Hat: 2 fixed, 2 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-79.

Summary

Cross-site scripting vulnerability in Mailman 2.1.26 and earlier allows remote authenticated attackers to inject arbitrary web script or HTML via unspecified vectors.

Why it matters now

EPSS 0.02048 81st percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 2 fixed, 2 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
GNU MailmanMailmanup to 2.1.26—No fix listedCNA
  • Mailman VendorGNU Mailman Affected up to 2.1.26 Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:gnu:mailman:*:*:*:*:*:*:*:*up to 2.1.26VulnerableGNU
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
  • cpe:2.3:a:gnu:mailman:*:*:*:*:*:*:*:* Versions up to 2.1.26 Vulnerable ·GNU
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian

Remediation

Red Hat 1 advisory

  • RHSA-2020:1054 Released 2020-03-31 · Red Hat rating Moderate
    mailman security and bug fix update
    • Red Hat Enterprise Linux Server (v. 7) mailman-3:2.1.15-30.el7
    • Red Hat Enterprise Linux Workstation (v. 7) mailman-3:2.1.15-30.el7

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:1054
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:1054
Not affected: 1 product
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-0618
  2. 2026-10-03 Alias added: GHSA-66w8-h82c-2m79

References

Advisory 5

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences