HOMEVULNERABILITIESCVE-2018-11526
HIGHPOC

CVE-2018-11526

CWE-1236Published: June 19, 2018· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

The plugin "WordPress Comments Import & Export" for WordPress (v2.0.4 and before) is vulnerable to CSV Injection.

NVD Source

Technical Analysis

CVE-2018-11526 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

A proof-of-concept (PoC) exploit exists for CVE-2018-11526. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

webtoffee1 product(s)
wordpress comments import and export
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://wordpress.org/plugins/comments-import-export-woocommerce/#developers
ADVISORYhttps://wpvulndb.com/vulnerabilities/9097
ADVISORYhttps://www.exploit-db.com/exploits/44940/
ADVISORYhttps://wordpress.org/plugins/comments-import-export-woocommerce/#developers
ADVISORYhttps://wpvulndb.com/vulnerabilities/9097
ADVISORYhttps://www.exploit-db.com/exploits/44940/

All References (6)

→
https://wordpress.org/plugins/comments-import-export-woocommerce/#developersThird Party Advisory
→
https://wpvulndb.com/vulnerabilities/9097Third Party Advisory
→
https://www.exploit-db.com/exploits/44940/Exploit · Third Party Advisory · VDB Entry
→
https://wordpress.org/plugins/comments-import-export-woocommerce/#developersThird Party Advisory
→
https://wpvulndb.com/vulnerabilities/9097Third Party Advisory
→
https://www.exploit-db.com/exploits/44940/Exploit · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2018-11526
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-1236
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedJun 19, 2018

Related CVEs (CWE-1236)

CVE-2021-23654
9.8
CVE-2022-3393
9.8
CVE-2025-56267
9.8
CVE-2020-9347
9.8
CVE-2019-13144
9.8
CVE-2022-27858
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-11526 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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