Security readout for executives and security teams
Plain-English summary
This vulnerability lets a logged-in WordPress contributor or higher store malicious script through the Robo Gallery plugin. The script could affect another user who views the content. The rating is medium, but business urgency rises on sites with many contributors, weak account controls, or administrative users reviewing contributed gallery content.
Executive priority
Handle this as a moderate-priority web application risk. It is not documented as actively exploited in the provided sources, but stored XSS can affect administrators and site visitors if contributor accounts are abused.
Technical view
CVE-2023-27620 is an authenticated stored cross-site scripting issue in RoboSoft Photo Gallery, Images, Slider in Rbs Image Gallery, also identified as robo-gallery, in versions up to 3.2.12. It is CWE-79 with CVSS 3.1 score 6.5, requiring low privileges and user interaction with changed scope.
Likely exposure
Exposure is most likely on WordPress sites running Robo Gallery versions 3.2.12 or earlier, especially where contributor-level users can create or edit gallery-related content. Sites without the plugin, or not running affected versions, are not indicated as affected by the provided sources.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. Exploitation requires authenticated contributor-or-higher access and a victim user interaction path. Treat compromised contributor accounts and multi-author sites as higher-risk scenarios.
Researcher notes
Evidence is limited to the CVE and Patchstack database reference. The bundle identifies authenticated contributor-plus stored XSS, affected versions up to 3.2.12, CVSS 6.5, and CWE-79. It does not provide exploit details, a fixed version number, or confirmed exploitation.
Mitigation direction
- Inventory WordPress sites for the Robo Gallery plugin and version.
- If version is 3.2.12 or earlier, check vendor guidance for a fixed release.
- Disable the plugin if no fixed version is available or business need is low.
- Limit contributor-level access to trusted accounts only.
- Review recent contributor activity for suspicious gallery content.
Validation and detection
- Confirm whether robo-gallery is installed on each WordPress site.
- Record installed plugin versions and compare against <= 3.2.12.
- Check whether contributor accounts can modify gallery content.
- Review administrative workflows where users view contributor-created galleries.
- Verify remediation by confirming affected versions are removed or disabled.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2023-27620 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.