CVE-2023-40281: EC-CUBE 2.11.0 to 2.17.2-p1 contain a cross-site scripting vulnerability in "mail/template" and "products/prod

Routine

MEDIUM 4.8UPGRADE

CVE-2023-40281 is a medium-severity flaw (CVSS 4.8) affecting ec-cube. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

EC-CUBE 2.11.0 to 2.17.2-p1 contain a cross-site scripting vulnerability in "mail/template" and "products/product" of Management page. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the other administrator or the user who accessed the website using the product.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-08-17
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: ec-cube

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

Am I affected?

Timeline

2023-08-17 07:15 UTCPublished CVE record published
2026-06-17 06:17 UTCUpdated Record last modified

ec-cube ec-cube UPGRADE

Affected: >= 2.11.0 and <= 2.11.5 · >= 2.12.0 and <= 2.12.6 · >= 2.13.0 and < 2.13.5 · >= 2.17.0 and < 2.17.2 · 2.13.5 · 2.13.5 patch1 · 2.17.2 · 2.17.2 patch1

Fixed in: 2.13.5, 2.17.2

Safe to downgrade to: a release before 2.11.0

1. Check installed version

apt-cache policy ec-cube || rpm -q ec-cube || ec-cube --version

2. UPGRADE to 2.13.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ec-cube

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ec-cube

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 2.11.0 (Debian / Ubuntu)

apt-cache madison ec-cube sudo apt install ec-cube=<VERSION_BEFORE_2.11.0> sudo apt-mark hold ec-cube

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ec-cube sudo dnf downgrade ec-cube-<VERSION_BEFORE_2.11.0> sudo dnf versionlock add ec-cube

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-2023-40281?

ec-cube: upgrade to 2.13.5, 2.17.2. Exact commands for each OS are on this page.

Is CVE-2023-40281 being exploited?

CVE-2023-40281 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-2023-40281 affect?

CVE-2023-40281 affects ec-cube. Severity is medium (CVSS 4.8). EC-CUBE 2.11.0 to 2.17.2-p1 contain a cross-site scripting vulnerability in "mail/template" and "products/product" of Management page. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the other

How urgent is CVE-2023-40281?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2026-30777 MEDIUM 6.5 UPGRADE EC-CUBE provided by EC-CUBE CO.,LTD
CVE-2023-46845 HIGH 7.2 UPGRADE EC-CUBE 3 series (3.0.0 to 3.0.18-p6) and 4 series (4.0.0 to 4.0.6-p3, 4.1.0 to 4.1.2-p2, and 4.2.0 to 4.2.2)
CVE-2023-25077 MEDIUM 5.4 UPGRADE Cross-site scripting vulnerability in Authentication Key Settings of EC-CUBE 4.0.0 to 4.0.6-p2, EC-CUBE 4.1.0
CVE-2023-22838 MEDIUM 5.4 UPGRADE Cross-site scripting vulnerability in Product List Screen and Product Detail Screen of EC-CUBE 4.0.0 to 4.0.6-
CVE-2023-22438 MEDIUM 5.4 UPGRADE Cross-site scripting vulnerability in Contents Management of EC-CUBE 4 series (EC-CUBE 4.0.0 to 4.0.6-p2, EC-C

References

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