CVE-2023-33251

5.5 mediumEPSS 0.2%

Medium (5.5) in lightbend akka http. EPSS 0.2% chance of exploitation in the next 30 days.

When Akka HTTP before 10.5.2 accepts file uploads via the FileUploadDirectives.fileUploadAll directive, the temporary file it creates has too weak permissions: it is readable by other users on Linux or UNIX, a similar issue to CVE-2022-41946.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-31)
CWE: CWE-732
Published: 2023-05-21
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

lightbend:akka_http

References

https://akka.io/security/akka-http-cve-2023-05-15.html
https://akka.io/security/akka-http-cve-2023-05-15.html
https://doc.akka.io/reference/security-announcements/akka-http-cve-2023-05-15.html

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