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Vulnerability details: VCID-3f5q-3k4x-aue9
Vulnerability ID VCID-3f5q-3k4x-aue9
Aliases CVE-2017-1001000
Summary The register_routes function in wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php in the REST API in WordPress 4.7.x before 4.7.2 does not require an integer identifier, which allows remote attackers to modify arbitrary pages via a request for wp-json/wp/v2/posts followed by a numeric value and a non-numeric value, as demonstrated by the wp-json/wp/v2/posts/123?id=123helloworld URI.
Status Published
Exploitability 2.0
Weighted Severity 6.8
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
epss 0.78934 https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2017-1001000
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2017-1001000
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2017-1001000
https://blogs.akamai.com/2017/02/wordpress-web-api-vulnerability.html
https://blog.sucuri.net/2017/02/content-injection-vulnerability-wordpress-rest-api.html
https://codex.wordpress.org/Version_4.7.2
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1001000
https://gist.github.com/leonjza/2244eb15510a0687ed93160c623762ab
https://github.com/WordPress/WordPress/commit/e357195ce303017d517aff944644a7a1232926f7
https://make.wordpress.org/core/2017/02/01/disclosure-of-additional-security-fix-in-wordpress-4-7-2/
https://wordpress.org/news/2017/01/wordpress-4-7-2-security-release/
http://www.openwall.com/lists/oss-security/2017/02/10/16
http://www.securitytracker.com/id/1037731
cpe:2.3:a:wordpress:wordpress:4.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wordpress:wordpress:4.7:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:4.7.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wordpress:wordpress:4.7.1:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:4.7.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:wordpress:wordpress:4.7.2:*:*:*:*:*:*:*
CVE-2017-1001000 https://nvd.nist.gov/vuln/detail/CVE-2017-1001000
Data source Metasploit
Description This module exploits a content injection vulnerability in WordPress versions 4.7 and 4.7.1 via type juggling in the REST API.
Note 
Reliability:
  - unknown-reliability
Stability:
  - unknown-stability
SideEffects:
  - unknown-side-effects
Ransomware campaign use Unknown
Source publication date Feb. 1, 2017
Source URL https://github.com/rapid7/metasploit-framework/tree/master/modules/auxiliary/scanner/http/wordpress_content_injection.rb
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-1001000
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-1001000
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.99045
EPSS Score 0.78934
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:32:19.894325+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0