What is CVE-2025-63889?

CVE-2025-63889 is a high-severity vulnerability in Thinkphp, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2025-11-20.

How severe is CVE-2025-63889?

High severity. CVSS v3 base score is 7.5 out of 10.

Out-of-bounds Read in Thinkphp

CVE-2025-63889

The fetch function in file thinkphp\library\think\Template.php in ThinkPHP 5.0.24 allows attackers to read arbitrary files via crafted file path in a template value.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (21.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Thinkphp — versions 5.0.24
N/a — versions n/a

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

cve@mitre.org (Permissions Required)
cve@mitre.org (Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2025-63889?: CVE-2025-63889 is a high-severity vulnerability in Thinkphp, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2025-11-20.
How severe is CVE-2025-63889?: High severity. CVSS v3 base score is 7.5 out of 10.