CVE-2019-11048
CVSS v3
5.3
MEDIUM
EPSS Score
6.3 %
exploit probability, as of 2026-10-02
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
In PHP versions 7.2.x below 7.2.31, 7.3.x below 7.3.18 and 7.4.x below 7.4.6, when HTTP file uploads are allowed, supplying overly long filenames or field names could lead PHP engine to try to allocate oversized memory storage, hit the memory limit and stop processing the request, without cleaning up temporary files created by upload request. This potentially could lead to accumulation of uncleaned temporary files exhausting the disk space on the target server.
Technical details
- Published
- 2020-05-20
Frequently asked questions
What is CVE-2019-11048?
In PHP versions 7.2.x below 7.2.31, 7.3.x below 7.3.18 and 7.4.x below 7.4.6, when HTTP file uploads are allowed, supplying overly long filenames or field names could lead PHP engine to try to allocate oversized memory storage, hit the memory limit and stop processing the request, without cleaning up temporary files created by upload request. This potentially could lead to accumulation of uncleaned temporary files exhausting the disk space on the target server.
Is CVE-2019-11048 actively exploited?
Active exploitation of CVE-2019-11048 has not been confirmed. Its EPSS score was 6.3% on 2026-10-02, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-11048?
CVE-2019-11048 has a CVSS v3 base score of 5.3 (MEDIUM severity).
Is CVE-2019-11048 affecting your environment?
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