CVE-2020-7064
CVSS v3
5.4
MEDIUM
EPSS Score
4.3 %
exploit probability, as of 2026-10-02
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.
Technical details
- Published
- 2020-04-01
Frequently asked questions
What is CVE-2020-7064?
In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.
Is CVE-2020-7064 actively exploited?
Active exploitation of CVE-2020-7064 has not been confirmed. Its EPSS score was 4.3% on 2026-10-02, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-7064?
CVE-2020-7064 has a CVSS v3 base score of 5.4 (MEDIUM severity).
Is CVE-2020-7064 affecting your environment?
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