How severe is CVE-2026-5344?

CVE-2026-5344 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5344 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5344?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-5344 have an EU (EUVD) identifier?

Yes. CVE-2026-5344 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18346.

When was CVE-2026-5344 published?

CVE-2026-5344 was published on 2026-04-02 and last updated on 2026-06-17.

CVE-2026-5344

CVE-2026-5344 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-18346
Weakness: CWE-22
Published: 2026-04-02
Last modified: 2026-06-17

Description

A security vulnerability has been detected in Textpattern up to 4.9.1. Affected by this vulnerability is the function mt_uploadImage of the file rpc/TXP_RPCServer.php of the component XML-RPC Handler. The manipulation of the argument file.name leads to path traversal. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor confirmed the issue and will provide a fix in the upcoming release.

Frequently asked questions

What is CVE-2026-5344?: A security vulnerability has been detected in Textpattern up to 4.9.1. Affected by this vulnerability is the function mt_uploadImage of the file rpc/TXP_RPCServer.php of the component XML-RPC Handler. The manipulation of the argument file.name leads to path traversal. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor confirmed the issue and will provide a fix in the upcoming release.
How severe is CVE-2026-5344?: CVE-2026-5344 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5344 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5344?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5344 have an EU (EUVD) identifier?: Yes. CVE-2026-5344 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18346.
When was CVE-2026-5344 published?: CVE-2026-5344 was published on 2026-04-02 and last updated on 2026-06-17.

References

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