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CVE-2025-28877

19
FAUCET Score

CVE-2025-28877 is a Reflected Cross-site Scripting (XSS) vulnerability in the Key4ce osTicket Bridge, affecting versions up to and including 1.4.0. This vulnerability, rated 7.1 HIGH, allows an unauthenticated attacker to inject malicious scripts into web pages, potentially leading to limited impact on confidentiality, integrity, and availability, requiring user interaction for exploitation. There is currently no public exploit code available, no evidence of active exploitation, and minimal community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
M.TiggelaarKey4ce OsTicket Bridge
>= 0, <= 1.4.0CNA affecteddefault unaffected

CVSS Data

CVSS version used by this source: 3.1

7.1HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.29%
Probability of exploitation in next 30 days
EPSS Percentile
21.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0029 is in the 25th percentile among its peer group of 14,875 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

patchstack.com / database/Wordpress/Plugin/key4ce-osticket-bridge/vulnerability/wordpress-key4ce-osticket-bridge-plugin-1-4-0-reflected-cross-site-scripting-xss-vulnerability