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WordPress plugin

Link Log – external link click monitor <= 1.4 — HTTP Response Splitting

CVE-2015-9345Published · Updated

Action summary

Affected: ≤1.4Update to 2.0 or newer

All remediation steps
Watch plugin
Severity
High7.5
CVSS
7.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:N Confidentiality
None
I:H Integrity
High
A:N Availability
None
Weakness
CWE-113 Improper Neutralization of CRLF Sequences in HTTP Headers
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

Smart External Link Click Monitor [Link Log] link-log

  1. Affected≤ 1.4
  2. Patched in2.0

Update to 2.0 or newer.

You are affected if you run ≤ 1.4. Version 2.0 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Smart External Link Click Monitor [Link Log].
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 2.0, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Smart External Link Click Monitor [Link Log] to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence.

The Link Log plugin for WordPress is vulnerable to HTTP Response Splitting in versions up to, and including 1.4. This is due to improper input validation. This makes it possible for unauthenticated attackers to perform various other future attacks such as XSS, Cross-User Defacement, Web Cache Poisoning, etc.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Smart External Link Click Monitor [Link Log]

All 4
More vulnerabilities in Smart External Link Click Monitor [Link Log]
SeverityVulnerabilityCVEPublished
Medium4.4Authenticated (Administrator+) Stored Cross-Site Scripting
≤5.0.2No patch available
CVE-2023-49770
Medium6.1Reflected Cross-Site Scripting
≤5.0.2No patch available
CVE-2023-49771
Critical9.8SQL Injection
<2.1Update to 2.1
CVE-2015-9344

Timeline

  1. CVE published

    Severity high, CVSS 7.5

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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