What is CVE-2015-8834?

CVE-2015-8834 is a medium-severity vulnerability in Wordpress, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-05-22.

How severe is CVE-2015-8834?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2015-8834 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Wordpress

CVE-2015-8834

Cross-site scripting (XSS) vulnerability in wp-includes/wp-db.php in WordPress before 4.2.2 allows remote attackers to inject arbitrary web script or HTML via a long comment that is improperly stored because of limitations on the MySQL TEXT data type. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-3440.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.018 (76.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Wordpress
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Patch)
cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)

Frequently asked questions

What is CVE-2015-8834?: CVE-2015-8834 is a medium-severity vulnerability in Wordpress, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-05-22.
How severe is CVE-2015-8834?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2015-8834 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.