CVE-2015-4557

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.92% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 78.4% of scored records. A rank, not a probability.

NVD base score

6.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2018-04-12 15:00Z8 YR AGO

Last updated

2024-08-06 06:18Z2 YR AGO

Reserved

2015-06-15

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

d9f82c28d802f2183c8260c851a2edc2f124ebcaac130cde258c9e5815410451

• seclists.org20151231 CVE-2015-4557 - Wordpress "Nextend Twitter Connect" & "Nextend Google Connect" Cross Site Scriptinghttp://seclists.org/fulldisclosure/2015/Jun/71mailing-listx_refsource_FULLDISC
• www.securityfocus.com75395http://www.securityfocus.com/bid/75395vdb-entryx_refsource_BID
• packetstormsecurity.comhttp://packetstormsecurity.com/files/132432/WordPress-Nextend-Twitter-Connect-1.5.1-Cross-Site-Scripting.htmlx_refsource_MISC
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset/1178744/nextend-twitter-connectx_refsource_CONFIRM