CVE-2025-55342: Quipux 4.0.1 through e1774ac allows enumeration of usernames, and accessing the Ecuadorean identification numb

Routine

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2025-55342 is a medium-severity flaw (CVSS 5.3) affecting quipux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Quipux 4.0.1 through e1774ac allows enumeration of usernames, and accessing the Ecuadorean identification number for all registered users via the Administracion/usuarios/cambiar_password_olvido_validar.php txt_login parameter.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-200
Published	2025-11-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: quipux

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

Am I affected?

Timeline

2025-11-05 19:16 UTCPublished CVE record published
2026-06-17 09:41 UTCUpdated Record last modified

quipux quipux DOWNGRADE

Affected: 4.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.0.1 (Debian / Ubuntu)

apt-cache madison quipux sudo apt install quipux=<VERSION_BEFORE_4.0.1> sudo apt-mark hold quipux

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

dnf --showduplicates list quipux sudo dnf downgrade quipux-<VERSION_BEFORE_4.0.1> sudo dnf versionlock add quipux

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-2025-55342?

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

Is CVE-2025-55342 being exploited?

CVE-2025-55342 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-2025-55342 affect?

CVE-2025-55342 affects quipux. Severity is medium (CVSS 5.3). Quipux 4.0.1 through e1774ac allows enumeration of usernames, and accessing the Ecuadorean identification number for all registered users via the Administracion/usuarios/cambiar_password_olvido_validar.php txt_login parameter.

How urgent is CVE-2025-55342?

Priority 28/100. Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-55343 CRITICAL 9.9 DOWNGRADE Quipux 4.0.1 through e1774ac allows authenticated users to conduct SQL injection attacks via busqueda/busqueda
CVE-2025-55341 MEDIUM 6.5 DOWNGRADE Cross Site Scripting vulnerability in Quipux 4.0.1 through e1774ac allows anexos/anexos_nuevo.php asocImgRad.

References

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