Mara CMS 7.5 allows cross-site scripting (XSS) in contact.php via the theme or pagetheme parameters.

published 2020-08-30 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-16958

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 14.6%; EPSS 14.6% chance of exploitation in 30 days, percentile 96%
public exploits: 1; Exploit-DB, plus a Nuclei check

Timeline

2020-08-30 Published
2020-08-31 First public exploit (EDB-48777)

Exploit prediction

14.55% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-48777 Mara CMS 7.5 - Reflective Cross-Site Scripting webapps, 2020-08-31
Nuclei template Mara CMS 7.5 - Cross-Site Scripting nuclei detection template
packetstormsecurity.com http://packetstormsecurity.com/files/158728/Mara-CMS-7.5-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/FreySolarEye/CVE/blob/master/Mara%20CMS%207.5%20-%20Cross%20Site%20Scripting referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

packetstormsecurity.com /files/158728/Mara-CMS-7.5-Cross-Site-Scripting.html
exploit, third-party-advisory, vdb-entry
github.com /FreySolarEye/CVE/blob/master/Mara%20CMS%207.5%20-%20Cross%20Site%20Scripting
exploit, third-party-advisory
exploit-db.com /exploits/48777
exploit, third-party-advisory, vdb-entry

Sources

CVE List CVE-2020-24223
NVD CVE-2020-24223

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.

Summary