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Easyappointments CVE-2025-29448

HIGH
Improper Access Control (CWE-284)
2025-05-07 cve@mitre.org
7.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

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

Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.54%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create appointments with excessively long durations, causing a denial of service by blocking all future booking. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

composer alextselegidis/easyappointments no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in composer

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

Technical ContextAI · show details

This vulnerability is classified under CWE-284. Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create appointments with excessively long durations, causing a denial of service by blocking all future booking availability. Affected products include: Easyappointments Easy\!Appointments.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

2
Patch released
Mar 28, 2026 - 18:40 nvd
Patch available
CVE Published
May 07, 2025 - 15:15 nvd
HIGH 7.5

DescriptionCVE.org

Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create appointments with excessively long durations, causing a denial of service by blocking all future booking availability.

Executive ViewAI

Why It Matters

CVE-2025-29448 presents notable security risk, a improper access control vulnerability rated CVSS 7.5. Exploitation could compromise the security of affected deployments. A patch is available and should be applied as part of regular vulnerability management.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Restrict access to affected endpoints; (2) Implement additional authorization checks; (3) Enable audit logging.

Threat Intelligence Overview

EPSS Score
0.5%
Top 33% exploitable
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 HIGH
CISA KEV No
Public POC No
EPSS 0.5%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
High

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:easyappointments:easy\!appointments:1.5.1:*:*:*:*:-:*:*
CVE-2024-57602 CRITICAL POC
9.8 Feb 12

An issue in Alex Tselegidis EasyAppointments v.1.5.0 allows a remote attacker to escalate privileges via the index.php f

CVE-2023-1269 CRITICAL POC
9.8 Mar 08

Use of Hard-coded Credentials in GitHub repository alextselegidis/easyappointments prior to 1.5.0. Rated critical severi

CVE-2022-0482 CRITICAL POC
9.1 Mar 09

Exposure of Private Personal Information to an Unauthorized Actor in GitHub repository alextselegidis/easyappointments p

CVE-2023-2105 HIGH POC
8.8 Apr 15

Session Fixation in GitHub repository alextselegidis/easyappointments prior to 1.5.0. Rated high severity (CVSS 8.8), th

CVE-2022-1397 HIGH POC
8.8 May 10

API Privilege Escalation in GitHub repository alextselegidis/easyappointments prior to 1.5.0. Rated high severity (CVSS

CVE-2025-50383 HIGH POC
8.1 Aug 25

alextselegidis Easy!Appointments v1.5.1 was discovered to contain a SQL injection vulnerability via the order_by paramet

CVE-2026-23622 HIGH POC
7.4 Jan 15

Cross-Site Request Forgery (CSRF) in Easy!Appointments 1.5.2 and earlier allows remote attackers to perform administrati

CVE-2024-57601 MEDIUM POC
6.1 Feb 12

Cross Site Scripting vulnerability in Alex Tselegidis EasyAppointments v.1.5.0 allows a remote attacker to execute arbit

CVE-2023-2104 MEDIUM POC
5.4 Apr 15

Improper Access Control in GitHub repository alextselegidis/easyappointments prior to 1.5.0. Rated medium severity (CVSS

CVE-2023-2103 MEDIUM POC
5.4 Apr 15

Cross-site Scripting (XSS) - Stored in GitHub repository alextselegidis/easyappointments prior to 1.5.0. Rated medium se

CVE-2019-14936 MEDIUM POC
5.3 Sep 11

Easy!Appointments 1.3.2 plugin for WordPress allows Sensitive Information Disclosure (Username and Password Hash). Rated

CVE-2026-108758 HIGH
8.8 Oct 11

Unauthenticated appointment takeover in Easy!Appointments 1.6.0 and earlier allows any remote attacker to rewrite, rebin

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