CVE-2025-25163: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Zach Swetz Plu

Q: How do I fix CVE-2025-25163?

plugin a\/b image optimizer: upgrade to newer than 3.3. Exact commands for each OS are on this page.

Q: Is CVE-2025-25163 being exploited?

CVE-2025-25163 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-2025-25163 affect?

CVE-2025-25163 affects plugin a\/b image optimizer. Severity is high (CVSS 7.5). Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Zach Swetz Plugin A/B Image Optimizer images-optimizer allows Path Traversal.This issue affects Plugin A/B Image Optimizer: from n/a through <=

Q: How urgent is CVE-2025-25163?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2025-25163 is a high-severity flaw (CVSS 7.5) affecting plugin a\/b image optimizer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Zach Swetz Plugin A/B Image Optimizer images-optimizer allows Path Traversal.This issue affects Plugin A/B Image Optimizer: from n/a through <= 3.3.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-22
Published	2025-02-07
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: pluginab

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

Am I affected?

Timeline

2025-02-07 10:15 UTCPublished CVE record published
2026-06-17 09:00 UTCUpdated Record last modified

pluginab plugin a\/b image optimizer UPGRADE

Affected: <= 3.3

Fixed in: newer than 3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy plugin-ab-image-optimizer || rpm -q plugin-ab-image-optimizer || plugin-ab-image-optimizer --version

2. UPGRADE to newer than 3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade plugin-ab-image-optimizer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade plugin-ab-image-optimizer

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-2025-25163?

plugin a\/b image optimizer: upgrade to newer than 3.3. Exact commands for each OS are on this page.

Is CVE-2025-25163 being exploited?

CVE-2025-25163 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-2025-25163 affect?

CVE-2025-25163 affects plugin a\/b image optimizer. Severity is high (CVSS 7.5). Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Zach Swetz Plugin A/B Image Optimizer images-optimizer allows Path Traversal.This issue affects Plugin A/B Image Optimizer: from n/a through <=

How urgent is CVE-2025-25163?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

References

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