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Fencer Vulns
medium 5.4

CVE-2018-8716 json

WSO2 Identity Server before 5.5.0 has XSS via the dashboard, allowing attacks by low-privileged attackers.

published 2018-04-25 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-20327

cvss
5.4
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
38.1%
EPSS 38.1% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB

Summary

WSO2 Identity Server before 5.5.0 has XSS via the dashboard, allowing attacks by low-privileged attackers.

Patch / fix

  • wso2 identity_server 5.5.0

Timeline

  1. First public exploit (EDB-44531)
  2. Published

Exploit prediction

38.11% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-44531 WSO2 Carbon / WSO2 Dashboard Server 5.3.0 - Persistent Cross-Site Scripting webapps, 2018-04-24
  • sec-consult.com https://www.sec-consult.com/en/blog/advisories/multiple-stored-xss-vulnerabilities-in-wso2-carbon-and-dashboard-server/index.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2018/Apr/45 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/147330/WSO2-Identity-Server-5.3.0-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/archive/1/541954/100/0/threaded referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.4 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.