CVE-2025-57631: SQL Injection vulnerability in TDuckCloud v.5.1 allows a remote attacker to execute arbitrary code via the Add

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2025-57631 is a critical-severity flaw (CVSS 9.8) affecting tduck. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL Injection vulnerability in TDuckCloud v.5.1 allows a remote attacker to execute arbitrary code via the Add a file upload module

Why this priority

Critical severity
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-89
Published	2025-09-16
Last modified	2026-08-04

Publisher (CNA): MITRE · Vendor: tduckcloud

Last updated 2026-08-04 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-16 20:15 UTCPublished CVE record published
2026-08-04 17:16 UTCUpdated Record last modified

tduckcloud tduck DOWNGRADE

Affected: 5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.1 (Debian / Ubuntu)

apt-cache madison tduck sudo apt install tduck=<VERSION_BEFORE_5.1> sudo apt-mark hold tduck

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

dnf --showduplicates list tduck sudo dnf downgrade tduck-<VERSION_BEFORE_5.1> sudo dnf versionlock add tduck

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.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · pipx · FIXED · 1.18.9-1.fc46 · FEDORA-2026-95305954ab · source

sudo dnf upgrade --advisory=FEDORA-2026-95305954ab

Fedora ELN · libisds · FIXED · 0.11.2-19.eln159 · FEDORA-2026-bf61b68668 · source

sudo dnf upgrade --advisory=FEDORA-2026-bf61b68668

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: gist.github.com/Theresasu1/b1b57b3763a286d9491541180c99368b

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-2025-57631?

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

Is CVE-2025-57631 being exploited?

CVE-2025-57631 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-2025-57631 affect?

CVE-2025-57631 affects tduck. Severity is critical (CVSS 9.8). SQL Injection vulnerability in TDuckCloud v.5.1 allows a remote attacker to execute arbitrary code via the Add a file upload module

How urgent is CVE-2025-57631?

Priority 62/100. Critical severity; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

References

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