CVE-2021-23463

unknown
Published 2021-12-16 · Modified 2026-03-13
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS v2
VIR risk

Description

Improper Restriction of XML External Entity Reference in com.h2database:h2.

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-23463

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0

Package impact

EcosystemPackageVulnerableFixed
java Mavencom.h2database:h2>=1.4.198,<2.0.2022.0.202

References

Verify integrity in audit chain (admin only). AS-IS.