Frog CMS 0.9.5 allows PHP code execution by visiting admin/?/page/edit/1 and inserting additional <?php lines.

published 2019-02-11 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-13316

cvss: 7.2; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.1%; EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits: 0; none known

Exploit prediction

2.11% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/philippe/FrogCMS/issues/23 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.2	CVSS:3.0/AV:N/AC:L/PR:H/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-94 Improper Control of Generation of Code

References

github.com /philippe/FrogCMS/issues/23
exploit, third-party-advisory

Sources

CVE List CVE-2018-20773
NVD CVE-2018-20773

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