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ThirstyAffiliates CVE-2026-97314

| EUVDEUVD-2026-103260 MEDIUM
Information Exposure (CWE-200)
2026-10-17 contact@wpscan.com GHSA-52ff-p635-qf9p
6.5
CVSS 3.1 · Vendor: wpscan
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify target WordPress site running ThirstyAffiliates <3.12.1
  2. Exploit
    Send request to link redirect tracking handler for unpublished link IDs
  3. Execution
    Handler skips status/type check
  4. Impact
    Receive leaked destination URL and inject bogus click stats

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V14 - Data Protection Data exposure prevention
MITRE ATT&CK

2 techniques across 2 tactics: Collection, Discovery

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Requires the target site to run ThirstyAffiliates before version 3.12.1 and to have the plugin's link redirect tracking (redirect/click-tracking) handler reachable, which is the plugin's core default function. The information-disclosure path is only meaningful when the site contains affiliate link objects in non-published states (draft, pending, or private) whose destination URLs are not yet public; sites with only published links expose nothing new via this path. No authentication, no user interaction, and no non-default configuration is needed to reach the vulnerable handler (PR:N/UI:N); the principal limiting factor is the low value of the exposed data (affiliate destination URLs) and the integrity effect being confined to click-statistics manipulation rather than site compromise.

Impact

The provided CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N, base 6.5 MEDIUM) describes a remotely reachable, low-complexity flaw requiring no privileges or user interaction, which maximizes reachability, but impact is capped at Low confidentiality and Low integrity with no availability effect. The confidentiality impact is limited to disclosing destination URLs of unpublished (draft/private) affiliate links, and the integrity impact is limited to injecting fabricated click statistics - neither yields code execution, data takeover, nor access to underlying system or user secrets, so this is a genuine but low-consequence information-disclosure/data-integrity issue rather than a critical priority. No EPSS score, SSVC decision data, or POC indicator was provided in the input, and KEV status is not listed (treated as not present); the only exploitation-related signals are a vendor patch and a WPScan advisory. There is no conflict between the CVSS vector and the description - both agree on unauthenticated network access. The main uncertainty is quantitative exploitation likelihood: EPSS and SSVC are MISSING, so prioritization should rest on the low technical impact, meaning this is best patched in routine maintenance cycles rather than as an emergency.

Exploit ScenarioDerived

An unauthenticated attacker sends crafted requests to the ThirstyAffiliates link redirect tracking handler referencing link objects that are unpublished (draft, pending, or private), and the handler returns or redirects to the hidden destination URL without checking object status or type, leaking affiliate destinations not yet meant to be public. The same handler can be hit repeatedly to record fabricated click counts, polluting the site owner's affiliate analytics. No public exploit code was identified in the provided data.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 18, 2026

Unauthenticated information disclosure and click-statistics manipulation in the ThirstyAffiliates WordPress plugin before 3.12.1 lets remote attackers query the plugin's link redirect tracking handler to reveal destination URLs of unpublished affiliate links and to record fabricated clicks. The issue affects WordPress sites running the plugin with its redirect/click-tracking handler reachable, requires no credentials or user interaction, and is fixed in vendor release 3.12.1; no public exploit was identified at time of analysis.

RemediationAI

Vendor-released patch: upgrade ThirstyAffiliates to 3.12.1 or later; the fix is available from the vendor and is documented through the WPScan advisory at https://wpscan.com/vulnerability/37e0a31e-39cc-4035-ae27-b34e7ec8f0d0/ and VulDB at https://vuldb.com/vuln/421565. If an immediate upgrade is not possible, disable the plugin's link redirect/click-tracking handler or disable the plugin entirely until patched; this removes the exposure but breaks affiliate link cloaking, redirects, and click reporting. A narrower compensating control is to block unauthenticated requests to the plugin's redirect/click-tracking endpoint at the web server or WAF, accepting that legitimate affiliate redirects and click tracking will fail until the rule is removed. Also remove or avoid storing sensitive destination URLs in draft, pending, or private affiliate links until the upgrade is applied, and review click statistics for fabricated entries.

Affected VersionsENISA

ThirstyAffiliates 0 <3.12.1

Affected Packages

euvd thirstyaffiliates fix: 3.12.1

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

ThirstyAffiliates is a WordPress plugin that cloaks and redirects affiliate links while recording click statistics. Its redirect/click-tracking handler fails to verify the status or type of the object being requested, so a request that should resolve only a published, intended link object can instead reach draft, pending, or private affiliate link records. CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) captures the confidentiality impact: destination URLs that were not meant to be public can be disclosed. The same missing check also permits an integrity impact because the handler accepts requests that create fabricated click counts. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N) confirms network reachability with no privileges or user interaction, while impact remains limited to Low confidentiality and Low integrity with no availability effect. No CPE strings were supplied; affected identification relies on the WordPress plugin name and the EUVD version range.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (wpscan) PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
vuln.today AI 6.5 MEDIUM

Remote unauthenticated access to a default handler (AV:N/AC:L/PR:N/UI:N); limited disclosure of hidden URLs gives C:L and fabricated click stats give I:L, with no availability impact.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (wpscan).

CVSS VectorVendor: wpscan

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

4
CVSS changed
Oct 18, 2026 - 12:22 NVD
6.5 (MEDIUM)
Patch available
Oct 17, 2026 - 07:00 EUVD
CVE Published
Oct 17, 2026 - 06:16 cve.org
MEDIUM 6.5
CVE Published
Oct 17, 2026 - 06:16 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

The ThirstyAffiliates WordPress plugin before 3.12.1 does not check the status or type of the object requested by its link redirect tracking handler, allowing unauthenticated attackers to disclose the destination URLs of unpublished affiliate links and to record fabricated click statistics.

Threat Intelligence Overview

EPSS Score
0.1%
Top 97% exploitable
Prevalence
Medium
popular but niche WordPress affiliate-link plugin, tens of thousands of installs
Social Media
2
Sightings
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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