When Akka HTTP before 10.5.2 accepts file uploads via the…
Priority LOW 24CWE-732Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00151 4th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-33251
- 2026-10-03 Alias added: GHSA-9f9g-qwcw-j94j
References
More Lightbend Akka Http vulnerabilities
- TI-2018-11531 The decodeRequest and decodeRequestWith directives in Lightbend Akka HTTP 10.1.x through… CVSS 3.0HIGH 7.5
Sources
- CVE-2023-33251 · CVE Program
- CVE-2023-33251 · NVD
- FIRST EPSS
- GHSA-9f9g-qwcw-j94j · GitHub Advisory Database · CC BY 4.0
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