CVE-2025-15438: A vulnerability was determined in PluXml up to 5.8.22

Q: How do I fix CVE-2025-15438?

pluxml: upgrade to newer than 5.8.22. Exact commands for each OS are on this page.

Q: Is CVE-2025-15438 being exploited?

CVE-2025-15438 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-2025-15438 affect?

CVE-2025-15438 affects pluxml. Severity is medium (CVSS 4.7). A vulnerability was determined in PluXml up to 5.8.22. Affected is the function FileCookieJar::__destruct of the file core/admin/medias.php of the component Media Management Module. Executing a manipulation of the argument File can lead to

Q: How urgent is CVE-2025-15438?

Priority 32/100. Public exploit reference

Routine

MEDIUM 4.7UPGRADE

CVE-2025-15438 is a medium-severity flaw (CVSS 4.7) affecting pluxml. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was determined in PluXml up to 5.8.22. Affected is the function FileCookieJar::__destruct of the file core/admin/medias.php of the component Media Management Module. Executing a manipulation of the argument File can lead to deserialization. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was informed early about this issue and announced that "[w]e fix this issue in the n

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.7 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-20, CWE-502
Published	2026-01-02
Last modified	2026-10-14

Publisher (CNA): VulDB · Vendor: pluxml

Last updated 2026-10-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-02 15:15 UTCPublished CVE record published
2026-10-14 19:10 UTCUpdated Record last modified

pluxml pluxml UPGRADE

Affected: <= 5.8.22

Fixed in: newer than 5.8.22

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 5.8.22 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pluxml

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pluxml

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-2025-15438?

pluxml: upgrade to newer than 5.8.22. Exact commands for each OS are on this page.

Is CVE-2025-15438 being exploited?

CVE-2025-15438 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-2025-15438 affect?

CVE-2025-15438 affects pluxml. Severity is medium (CVSS 4.7). A vulnerability was determined in PluXml up to 5.8.22. Affected is the function FileCookieJar::__destruct of the file core/admin/medias.php of the component Media Management Module. Executing a manipulation of the argument File can lead to

How urgent is CVE-2025-15438?

Priority 32/100. Public exploit reference

Software pages

PHP vulnerabilities

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References

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