CVE-2021-39145

unknown
Published 2021-08-25 ยท Modified 2026-03-13
CVSS v3
โ€”
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
โ€”

Description

XStream is vulnerable to an Arbitrary Code Execution attack

Predictions

Exploit likelihood
30%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

suse SUSE Affected 1 release
VersionStatusFixed in
โ€” Affected โ€”
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 1.4.18-1
sid Fixed 1.4.18-1
forky Fixed 1.4.18-1
bullseye Fixed 1.4.15-3+deb11u1
bookworm Fixed 1.4.18-1

Package impact

EcosystemPackageVulnerableFixed
java Mavencom.thoughtworks.xstream:xstream<1.4.181.4.18

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

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