CVE-2019-14331 json
An issue was discovered in EspoCRM before 5.6.6.
published 2019-07-28 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-5550
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.3%
- EPSS 1.3% chance of exploitation in 30 days, percentile 71%
- public exploits
- 0
- none known
Summary
An issue was discovered in EspoCRM before 5.6.6. Stored XSS exists due to lack of filtration of user-supplied data in Create User. A malicious attacker can modify the firstName and lastName to contain JavaScript code.
Patch / fix
Exploit prediction
1.33% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- cinquino.eu http://www.cinquino.eu/EspoCRM.htm referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/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
-
github.com
/espocrm/espocrm/commit/4ab7d19776011288b875abd3eef1e1f6f75289e2
patch, third-party-advisory
-
cinquino.eu
/EspoCRM.htm
exploit, third-party-advisory
-
github.com
/espocrm/espocrm/compare/5.6.5...5.6.6
third-party-advisory
Sources
- CVE List CVE-2019-14331
- NVD CVE-2019-14331
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.