Rhymix CMS 1.9.8.1 allows XSS via an index.php?module=admin&act=dispModuleAdminFileBox SVG upload.

published 2019-01-03 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-11289

cvss: 4.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

Patch / fix

links 1

github.com/rhymix/rhymix/issues/1088 advisory

Exploit prediction

0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

github.com https://github.com/rhymix/rhymix/issues/1088 referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/security-breachlock/CVE-2018-19600/blob/master/XSS.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	4.8	CVSS:3.0/AV:N/AC:L/PR:H/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

github.com /rhymix/rhymix/issues/1088
exploit, issue-tracking, patch, third-party-advisory
github.com /security-breachlock/CVE-2018-19600/blob/master/XSS.pdf
exploit, third-party-advisory

Sources

CVE List CVE-2018-19600
NVD CVE-2018-19600

Fencer Intel 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.

Summary