Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
n/a n/a — Synacor Zimbra Collaboration Suite (ZCS)
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L N R C L L N 6.1 .2542 97.8 YES
AFFECTED
Product Versions Fixed
n/a n/a – —
TIMELINE
Feb 9 Reserved by mitre
Apr 19 Added to CISA KEV, remediation due 2022-05-10
Apr 19 Published (CNA: mitre)
Aug 13 EXPLOIT PUBLISHED — CVE-2018-6882. Public exploit reference added.
Description
Cross-site scripting (XSS) vulnerability in the ZmMailMsgView.getAttachmentLinkHtml function in Zimbra Collaboration Suite (ZCS) before 8.7 Patch 1 and 8.8.x before 8.8.7 might allow remote attackers to inject arbitrary web script or HTML via a Content-Location header in an email attachment.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
| February 9, 2018 | Reserved | Reserved by mitre |
| April 19, 2022 | KEV ADDED | Added to CISA KEV, remediation due 2022-05-10 |
| April 19, 2022 | Published | Published (CNA: mitre) |
| August 13, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2018-6882. Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| n/a | n/a | — | n/a | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-6882 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.