CVE-2019-19899 json
Pebble Templates Improper Input Validation vulnerability
published 2019-12-18 6 y ago modified 2026-06-17 4 mo ago also GHSA-83m8-7hj8-ff5w , EUVD-2022-3096
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.3%
- EPSS 1.3% chance of exploitation in 30 days, percentile 70%
- public exploits
- 0
- none known
Summary
Pebble Templates 3.1.2 allows attackers to bypass a protection mechanism (intended to block access to instances of java.lang.Class) because getClass is accessible via the public static java.lang.Class java.lang.Class.forName(java.lang.Module,java.lang.String) signature.
Patch / fix
Exploit prediction
1.28% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/PebbleTemplates/pebble/issues/493 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| GitHub | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | io.pebbletemplates:pebble-project | <3.1.4 |
3.1.4 |
Classification
References
-
github.com
/PebbleTemplates/pebble/pull/511
web
-
github.com
/PebbleTemplates/pebble/issues/493
web, exploit, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2019-19899
advisory
-
github.com
/PebbleTemplates/pebble
package
-
research.securitum.com
/server-side-template-injection-on-the-example-of-pebble
web
Sources
- CVE List CVE-2019-19899
- GitHub Advisory GHSA-83m8-7hj8-ff5w
- NVD CVE-2019-19899
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.