CVE-2025-1686 Pebble has Arbitrary Local File Inclusion (LFI) Vulnerability via `include` macro

Medium 6.1 Published Updated

A high-privileged attacker can read sensitive local files via malicious templates using the include tag in the Pebble template engine.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2025-1686?

CVE-2025-1686 is a medium-severity path traversal vulnerability in io.pebbletemplates:pebble, published on 27 Feb 2025. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Versions of the package io.pebbletemplates:pebble from 0 and before 4.1.0 are vulnerable to External Control of File Name or Path via the include tag. A high privileged attacker can access sensitive local files by crafting malicious notification templates that leverage this tag to include files like /etc/passwd or /proc/1/environ. Workaround This vulnerability can be mitigated by disabling the include macro in Pebble Templates: java new PebbleEngine.Builder() .registerExtensionCustomizer(new DisallowExtensionCustomizerBuilder() .disallowedTokenParserTags(List.of("include")) .build()) .build();

Weakness: CWE-73

Which versions are affected by CVE-2025-1686?

2 open source packages ship an affected version, including io.pebbletemplates:pebble. It affects 1 product.

PackageAffectedFixed in
io.pebbletemplates:pebble MavenAll versions to 3.2.3None
io.pebbletemplates:pebble MavenAll versions to 3.2.3None

Products include Pebbletemplates Pebble Templates.

How do I fix CVE-2025-1686?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2025-1686 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-1686 exists.

Sources

Also known as GHSA-p75g-cxfj-7wrx, ROOT-APP-MAVEN-CVE-2025-1686.

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