CVE-2024-40555: Tmall_demo v2024.07.03 was discovered to contain an arbitrary file upload vulnerability.

Routine

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2024-40555 is a medium-severity flaw (CVSS 5.3) affecting tmall demo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tmall_demo v2024.07.03 was discovered to contain an arbitrary file upload vulnerability.

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 80%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-07-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: project team

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

Am I affected?

Timeline

2024-07-15 16:15 UTCPublished CVE record published
2026-06-17 07:46 UTCUpdated Record last modified

project team tmall demo DOWNGRADE

Affected: 2024-07-03

Fixed in: no fixed release known

Safe to downgrade to: a release before 2024-07-03

1. Check installed version

apt-cache policy tmall-demo || rpm -q tmall-demo || tmall-demo --version

2. No fixed release: DOWNGRADE to a release before 2024-07-03 (Debian / Ubuntu)

apt-cache madison tmall-demo sudo apt install tmall-demo=<VERSION_BEFORE_2024-07-03> sudo apt-mark hold tmall-demo

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

dnf --showduplicates list tmall-demo sudo dnf downgrade tmall-demo-<VERSION_BEFORE_2024-07-03> sudo dnf versionlock add tmall-demo

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-2024-40555?

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

Is CVE-2024-40555 being exploited?

CVE-2024-40555 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-2024-40555 affect?

CVE-2024-40555 affects tmall demo. Severity is medium (CVSS 5.3). Tmall_demo v2024.07.03 was discovered to contain an arbitrary file upload vulnerability.

How urgent is CVE-2024-40555?

Priority 29/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-5136 LOW 3.7 UPGRADE A vulnerability, which was classified as problematic, was found in Tmall Demo up to 20250505
CVE-2025-5135 LOW 2.4 UPGRADE A vulnerability, which was classified as problematic, has been found in Tmall Demo up to 20250505
CVE-2025-5134 LOW 3.5 UPGRADE A vulnerability classified as problematic was found in Tmall Demo up to 20250505
CVE-2025-5133 MEDIUM 4.3 UPGRADE A vulnerability classified as problematic has been found in Tmall Demo up to 20250505
CVE-2025-5132 MEDIUM 4.3 UPGRADE A vulnerability was found in Tmall Demo up to 20250505

References

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