CVE-2024-54994: MonicaHQ v4.1.2 was discovered to contain multiple Client-Side Injection vulnerabilities via the first_name an

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MEDIUM 6.5REMOTEDOWNGRADE

CVE-2024-54994 is a medium-severity flaw (CVSS 6.5) affecting monica. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

MonicaHQ v4.1.2 was discovered to contain multiple Client-Side Injection vulnerabilities via the first_name and last_name parameters in the Add a new relationship feature.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-01-10
Last modified	2026-07-05

Publisher (CNA): MITRE · Vendor: monicahq

Last updated 2026-07-05 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-01-10 21:15 UTCPublished CVE record published
2026-07-05 01:21 UTCUpdated Record last modified

monicahq monica DOWNGRADE

Affected: 4.1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.1.2 (Debian / Ubuntu)

apt-cache madison monica sudo apt install monica=<VERSION_BEFORE_4.1.2> sudo apt-mark hold monica

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

dnf --showduplicates list monica sudo dnf downgrade monica-<VERSION_BEFORE_4.1.2> sudo dnf versionlock add monica

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-2024-54994?

monica: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-54994 being exploited?

CVE-2024-54994 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-2024-54994 affect?

CVE-2024-54994 affects monica. Severity is medium (CVSS 6.5). MonicaHQ v4.1.2 was discovered to contain multiple Client-Side Injection vulnerabilities via the first_name and last_name parameters in the Add a new relationship feature.

How urgent is CVE-2024-54994?

Priority 39/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-54999 MEDIUM 6.5 DOWNGRADE MonicaHQ v4.1.2 was discovered to contain a Client-Side Injection vulnerability via the last_name parameter th
CVE-2024-54998 MEDIUM 5.4 DOWNGRADE MonicaHQ v4.1.2 was discovered to contain an authenticated Client-Side Injection vulnerability via the Reason
CVE-2024-54997 MEDIUM 5.4 DOWNGRADE MonicaHQ v4.1.1 was discovered to contain an authenticated Client-Side Injection vulnerability via the entry t
CVE-2024-54996 HIGH 8.8 DOWNGRADE MonicaHQ v4.1.2 was discovered to contain multiple authenticated Client-Side Injection vulnerabilities via the
CVE-2026-26747 CRITICAL 9.1 DOWNGRADE A Host Header Poisoning vulnerability exists in Monica 4.1.2 due to improper handling of the HTTP Host header

References

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