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CVE-2019-6981

17
FAUCET Score

CVE-2019-6981 describes a Blind Server-Side Request Forgery (SSRF) vulnerability within the Feed component of Zimbra Collaboration Suite versions 8.7.x through 8.8.11. This medium-severity vulnerability, with a CVSS score of 6.5, allows an attacker to make requests from the server to internal or external resources, potentially leading to information disclosure (C:H) without requiring user interaction. While no public exploit code, Metasploit modules, or Nuclei templates are available, and it is not listed in CISA's KEV catalog, there is also no community discussion or media coverage indicating active exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.7.0, < 8.7.11CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*
>= 8.8.0, < 8.8.9CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*
8.7.11CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.7.11:-:*:*:*:*:*:*
8.7.11CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.7.11:p1:*:*:*:*:*:*
8.7.11CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.7.11:p10:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.20%
Probability of exploitation in next 30 days
EPSS Percentile
64.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0120 is in the 79th percentile among its peer group of 21,974 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

bugzilla.zimbra.com / show_bug.cgi
Issue TrackingThird Party Advisory
wiki.zimbra.com / wiki/Zimbra_Security_Advisories
Vendor Advisory