CVE-2017-14723

Exp

Before version 4.8.2, WordPress mishandled % characters and additional placeholder values in $wpdb->prepare, and thus did not properly address the possibility of plugins and themes enabling SQL injection attacks.

Published: 2017-09-23 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-14723 is rated High Exploit Risk (81.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 10.43%, 93th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2017-14723

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2017-14723

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-04 21.60% 10.43% -11.18%
2 2026-03-01 10.43% 21.60% +11.18%
3 2026-02-04 — 10.43% —

Full EPSS history (47 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-14723

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.0 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2017-14723

OS Trackers for CVE-2017-14723

vendor priority summary link
debian not yet assigned CVE-2017-14723 not yet assigned priority: Debian including 1 source packages (wordpress), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2017-14723
ubuntu medium CVE-2017-14723 medium priority: Ubuntu including 1 source packages (wordpress), 21 status rows across 21 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial, zesty): not-affected 17, DNE 1, ignored 1, needed 1, released 1. https://ubuntu.com/security/CVE-2017-14723

Affected software / configurations for CVE-2017-14723

Vendor Product Version Raw CPE
wordpress wordpress <= 4.8.1 cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*

References for CVE-2017-14723

URL Tags
http://www.securityfocus.com/bid/100912 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039553
https://core.trac.wordpress.org/changeset/41470 Patch Vendor Advisory
https://core.trac.wordpress.org/changeset/41496 Patch Vendor Advisory
https://github.com/WordPress/WordPress/commit/70b21279098fc973eae803693c0705a548128e48 Issue Tracking Patch Third Party Advisory
https://github.com/WordPress/WordPress/commit/fc930d3daed1c3acef010d04acc2c5de93cd18ec Issue Tracking Patch Third Party Advisory
https://medium.com/websec/wordpress-sqli-bbb2afcc8e94 Exploit Mitigation Third Party Advisory
https://medium.com/websec/wordpress-sqli-poc-f1827c20bf8e Exploit Third Party Advisory
https://wordpress.org/news/2017/09/wordpress-4-8-2-security-and-maintenance-release/ Patch Release Notes Vendor Advisory
https://www.debian.org/security/2017/dsa-3997
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