CVE-2019-13031 json
LemonLDAP::NG before 1.9.20 has an XML External Entity (XXE) issue when submitting a notification to the notification server.
published 2019-06-28 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4599
- cvss
- 8.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.4%
- EPSS 2.4% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
LemonLDAP::NG before 1.9.20 has an XML External Entity (XXE) issue when submitting a notification to the notification server. By default, the notification server is not enabled and has a "deny all" rule.
Patch / fix
- lemonldap-ng lemonldap:: 1.9.20
- lemonldap-ng Debian 14, Debian 13, Debian 12 2.0.0+ds-1
debian advisories DEBIAN-CVE-2019-13031
Exploit prediction
2.36% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-611 Improper Restriction of XML External Entity Reference
References
-
gitlab.ow2.org
/lemonldap-ng/lemonldap-ng/issues/1820
issue-tracking, third-party-advisory
-
lists.debian.org
/debian-lts-announce/2019/07/msg00003.html
mailing-list, third-party-advisory
- calypt.com /blog/index.php/cve-2019-13031-xxe-on-lemonldapng-2-0-5/
Sources
- CVE List CVE-2019-13031
- NVD CVE-2019-13031
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.