openMAINT before 1.1-2.4.2 allows remote authenticated users to run arbitrary JSP code on the underlying web server.

published 2021-01-20 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-17269

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.6%; EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits: 0; none known

Patch / fix

fixed in 1

openmaint openmaint 1.1-2.4.2

Exploit prediction

2.63% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

exploit-db.com https://www.exploit-db.com/exploits/48866 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

exploit-db.com /exploits/48866
exploit, third-party-advisory, vdb-entry
openmaint.org /en/download/latest-version
product, vendor-advisory

Sources

CVE List CVE-2020-24549
NVD CVE-2020-24549

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