Backdrop CMS 1.23.0 Page Content cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.06

A vulnerability was found in Backdrop CMS 1.23.0 (Content Management System). It has been classified as problematic. Affected is an unknown code of the component Page Content Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Page content.

The weakness was published 11/23/2022. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-42095 since 10/03/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 1.23.0 eliminates this vulnerability. The upgrade is hosted for download at github.com.

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CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: CMS 1.23.0

Timelineinfo

10/03/2022 CVE reserved
11/23/2022 +51 days Advisory disclosed
11/23/2022 +0 days VulDB entry created
11/23/2022 +0 days VulDB last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-42095 (🔒)

Entryinfo

Created: 11/23/2022 01:42 PM
Changes: 11/23/2022 01:42 PM (42)
Complete: 🔍

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