CVE-2026-90852
Description
A vulnerability has been found in luben zstd-jni up to 1.5.7-13. This vulnerability affects the function ZstdCompressCtx.loadDict of the file ZstdCompressCtx.java of the component Dictionary Sharing. Such manipulation leads to use after free. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.7-14 is able to resolve this issue. The name of the patch is a560131d7834598afd9cea6b7c107bc88e915936. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Predictions
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 — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/luben/zstd-jni/
- https://github.com/luben/zstd-jni/commit/a560131d7834598afd9cea6b7c107bc88e915936
- https://github.com/luben/zstd-jni/issues/404
- https://github.com/luben/zstd-jni/releases/tag/v1.5.7-14
- https://vuldb.com/cve/CVE-2026-90852
- https://vuldb.com/submit/927022
- https://vuldb.com/vuln/403407
- https://vuldb.com/vuln/403407/cti
CWEs
CWE-119 CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.