---
title: "CVE-2018-25052\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2018-25052?format=md
keywords: index, follow
---

# CVE-2018-25052

Publication date 28 December 2022

Last updated 26 August 2025

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**3.5 · Low**

[Score breakdown](https://ubuntu.com/security/CVE-2018-25052?format=md#impact-score)

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## Description

A vulnerability has been found in Catalyst-Plugin-Session up to 0.40 and
classified as problematic. This vulnerability affects the function
\_load\_sessionid of the file lib/Catalyst/Plugin/Session.pm of the component
Session ID Handler. The manipulation of the argument sid leads to cross
site scripting. The attack can be initiated remotely. Upgrading to version
0.41 is able to address this issue. The name of the patch is
88d1b599e1163761c9bd53bec53ba078f13e09d4. It is recommended to upgrade the
affected component. VDB-216958 is the identifier assigned to this
vulnerability.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2018-25052?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| libcatalyst-plugin-session-perl | 26.04 LTS resolute | Not affected |
| 25.10 questing | Not affected |
| 25.04 plucky | Not affected |
| 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 23.10 mantic | Not affected |
| 23.04 lunar | Not affected |
| 22.10 kinetic | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Needs evaluation |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2018-25052?format=md#patch-details)

## Notes

---

### [eslerm](https://launchpad.net/~eslerm)

CVE possibly assigned based on five year old commit message

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| libcatalyst-plugin-session-perl | * Upstream:   [88d1b59](https://github.com/perl-catalyst/Catalyst-Plugin-Session/commit/88d1b599e1163761c9bd53bec53ba078f13e09d4) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

3.5 · Low

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | Low |
  | User interaction | Required |
  | Scope | Unchanged |
  | Confidentiality impact | None |
  | Integrity impact | Low |
  | Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 3.5 · Low |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-25052)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2018-25052)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2018-25052)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2018-25052)

### Other references

* <https://github.com/perl-catalyst/Catalyst-Plugin-Session/releases/tag/0.41>
* <https://www.cve.org/CVERecord?id=CVE-2018-25052>