CVE-2025-29448: Booking logic flaw in Easy!Appointments v1.5.1 allows unauthenticated attackers to create appointments with ex

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HIGH 7.5REMOTEDOWNGRADE

CVE-2025-29448 is a high-severity flaw (CVSS 7.5) affecting easy\!appointments. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-284
Published	2025-05-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: easyappointments

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-05-07 15:15 UTCPublished CVE record published
2026-06-17 09:05 UTCUpdated Record last modified

easyappointments easy\!appointments DOWNGRADE

Affected: 1.5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5.1

1. Check installed version

apt-cache policy easyappointments || rpm -q easyappointments || easyappointments --version

2. No fixed release: DOWNGRADE to a release before 1.5.1 (Debian / Ubuntu)

apt-cache madison easyappointments sudo apt install easyappointments=<VERSION_BEFORE_1.5.1> sudo apt-mark hold easyappointments

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list easyappointments sudo dnf downgrade easyappointments-<VERSION_BEFORE_1.5.1> sudo dnf versionlock add easyappointments

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-29448?

easy\!appointments: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-29448 being exploited?

CVE-2025-29448 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-29448 affect?

CVE-2025-29448 affects easy\!appointments. Severity is high (CVSS 7.5). 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.

How urgent is CVE-2025-29448?

Priority 43/100. High severity; Remotely exploitable, no login, no user action

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References

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