Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/luben/zstd-jni/
- https://github.com/luben/zstd-jni/commit/a560131d7834598afd9cea6b7c107bc88e91593
- 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
FAQ
What is CVE-2026-90852?
CVE-2026-90852 is a vulnerability with a CVSS score of 7.3 (HIGH). 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. ...
How severe is CVE-2026-90852?
CVE-2026-90852 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-90852?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.