CVE-2024-33556: Unrestricted Upload of File with Dangerous Type vulnerability in 8theme XStore Core.This issue affects XStore

Q: How do I fix CVE-2024-33556?

xstore core: upgrade to 5.3.9. Exact commands for each OS are on this page.

Q: Is CVE-2024-33556 being exploited?

CVE-2024-33556 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-33556 affect?

CVE-2024-33556 affects xstore core. Severity is high (CVSS 8.2). Unrestricted Upload of File with Dangerous Type vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a through 5.3.8.

Q: How urgent is CVE-2024-33556?

Priority 46/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 8.2REMOTEUPGRADE

CVE-2024-33556 is a high-severity flaw (CVSS 8.2) affecting xstore core. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unrestricted Upload of File with Dangerous Type vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a through 5.3.8.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	8.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-05-17
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: 8theme

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

Am I affected?

Timeline

2024-05-17 07:16 UTCPublished CVE record published
2026-06-17 07:31 UTCUpdated Record last modified

8theme xstore core UPGRADE

Affected: < 5.3.9

Fixed in: 5.3.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xstore-core || rpm -q xstore-core || xstore-core --version

2. UPGRADE to 5.3.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xstore-core

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xstore-core

Note

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

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-2024-33556?

xstore core: upgrade to 5.3.9. Exact commands for each OS are on this page.

Is CVE-2024-33556 being exploited?

CVE-2024-33556 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-2024-33556 affect?

CVE-2024-33556 affects xstore core. Severity is high (CVSS 8.2). Unrestricted Upload of File with Dangerous Type vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a through 5.3.8.

How urgent is CVE-2024-33556?

Priority 46/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-33558 MEDIUM 6.5 UPGRADE Missing Authorization vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a through 5.3
CVE-2024-33555 HIGH 8.1 UPGRADE Missing Authorization vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a through 5.3
CVE-2024-33554 HIGH 7.1 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in 8theme X
CVE-2024-33553 CRITICAL 9.0 UPGRADE Deserialization of Untrusted Data vulnerability in 8theme XStore Core.This issue affects XStore Core: from n/a
CVE-2024-33552 CRITICAL 9.8 UPGRADE Improper Privilege Management vulnerability in 8theme XStore Core allows Privilege Escalation.This issue affec

References

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