Vulnerability in PHP

CVE-2015-6527

The php_str_replace_in_subject function in ext/standard/string.c in PHP 7.x before 7.0.0 allows remote attackers to execute arbitrary code via a crafted value in the third argument to the str_ireplace function.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.039 (89.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2015-6527: held from 0.039 to 0.039.

EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000

Affected products

  • PHP — versions 7.0.0

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-6527?
CVE-2015-6527 is a high-severity vulnerability in PHP. CVSS score: 7.3/10. Published 2016-01-19.
How severe is CVE-2015-6527?
High severity. CVSS v3 base score is 7.3 out of 10.
Is CVE-2015-6527 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.