CVE-2025-8396
Medium · CVSS 6.9 (CVSS 4.0)EPSS 0.39%, 33th percentilePublished Updated Assigner: Temporal
Description
Insufficiently specific bounds checking on authorization header could lead to denial of service in the Temporal server on all platforms due to excessive memory allocation.This issue affects all platforms and versions of OSS Server prior to 1.26.3, 1.27.3, and 1.28.1 (i.e., fixed in 1.26.3, 1.27.3, and 1.28.1 and later). Temporal Cloud services are not impacted.
CWE-770
Tracked companies
Mapped from the CVE’s affected-product data, NVD CPE matches, vendor advisories or package feeds. A mapping means the vendor’s software is named, not that its hosted service was exposed.
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Temporal: OSS Server
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- github.com/temporalio/temporal/releases/tag/v1.26.3 (opens in new tab)
- github.com/temporalio/temporal/releases/tag/v1.27.3 (opens in new tab)
- github.com/temporalio/temporal/releases/tag/v1.28.1 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)