Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-hcjv-982c-5f29
Advisory ID github_osv/GHSA-hcjv-982c-5f29
Aliases CVE-2025-29448
Summary Easy!Appointments Denial of Service (DoS) 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.
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
cvssv4 5.5 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-hcjv-982c-5f29/GHSA-hcjv-982c-5f29.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/alextselegidis/easyappointments
https://github.com/alextselegidis/easyappointments/commit/74633b60f28bdef3cc9f905c0599cef121fee32b
CVE-2025-29448 https://github.com/Abdullah4eb/CVE-2025-29448
CVE-2025-29448 https://nvd.nist.gov/vuln/detail/CVE-2025-29448
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-hcjv-982c-5f29/GHSA-hcjv-982c-5f29.json
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-05-12T18:36:47Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2025/29xxx/CVE-2025-29448.json

Source Advisory: vulnrichment/CVE-2025-29448

View SSVC decision tree 
[{'Exploitation': 'poc'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]