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CVE-2017-16908

18
FAUCET Score

CVE-2017-16908 describes a Cross-Site Scripting (XSS) vulnerability in Horde Groupware 5.2.19, specifically within the "Name" field when creating a new Resource. This medium-severity vulnerability (CVSS 5.4) can lead to remote code execution after an administrator account is compromised, by bypassing a previously established CSRF protection mechanism. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and the vulnerability shows no signs of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
5.2.19CPE matchmatch criteria
cpe:2.3:a:horde:groupware:5.2.19:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.75%
Probability of exploitation in next 30 days
EPSS Percentile
75.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0175 is in the 97th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

code610.blogspot.com / 2017/11/rce-via-xss-horde-5219.html
ExploitIssue TrackingThird Party Advisory
github.com / horde/kronolith/commit/39f740068ad21618f6f70b6e37855c61cadbd716
PatchVendor Advisory
lists.debian.org / debian-lts-announce/2020/08/msg00048.html