Security readout for executives and security teams
Plain-English summary
This is a stored cross-site scripting issue in a WordPress plugin that enables SVG, WEBP, and ICO uploads. An authenticated user with author-level access or higher may be able to store script content that runs when another user views affected content. Business impact is mainly account/session risk and content integrity, not service outage.
Executive priority
Treat this as a moderate-priority WordPress hygiene issue. It is not supported as actively exploited in the provided evidence, but multi-author sites should address it promptly because stored XSS can affect administrators or editors who view malicious content.
Technical view
CVE-2022-34648 is CWE-79 stored XSS in dmitrylitvinov Uploading SVG, WEBP and ICO files for WordPress, reported for versions <= 1.0.1. CVSS 3.1 is 4.8: network reachable, low complexity, high privileges required, user interaction required, scope changed, low confidentiality and integrity impact, no availability impact.
Likely exposure
Exposure is limited to WordPress sites that have the affected plugin installed and allow author-level or higher users who are not fully trusted. Public anonymous exploitation is not supported by the provided evidence.
Exploitation context
The provided sources do not show active exploitation, and the CVE is not listed as KEV in the bundle. Exploitation requires authenticated author-level access or higher plus victim interaction, which lowers urgency but still matters on multi-author WordPress sites.
Researcher notes
Evidence identifies authenticated stored XSS affecting the Uploading SVG, WEBP and ICO files plugin. The source bundle does not provide exploit details, a named fixed version, or vendor mitigation text. One reference URL mentions 1.0.0, while the CVE bundle states <= 1.0.1; validate against vendor records.
Mitigation direction
- Inventory WordPress sites for the affected plugin and versions <= 1.0.1.
- Check the WordPress plugin page and vendor guidance for an available fixed version.
- If no safe update is available, assess disabling or replacing the plugin.
- Restrict author-level access to trusted users until remediation is complete.
- Review uploaded SVG, WEBP, and ICO content for unexpected active content.
Validation and detection
- Confirm whether the plugin is installed on production, staging, or managed WordPress sites.
- Record the installed plugin version and compare it with the affected range.
- Review WordPress user roles for untrusted author-level or higher accounts.
- Check security logs for suspicious activity involving uploaded media or admin sessions.
- Verify remediation by confirming the plugin is updated, 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-2022-34648 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
- 4.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
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:H/UI:R/S:C/C:L/I:L/A:N1.72.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.8MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://patchstack.com/database/vulnerability/uploading-svgwebp-and-ico-files/wordpress-uploading-svg-webp-and-ico-files-plugin-1-0-0-authenticated-stored-cross-site-scripting-xss-vulnerabilityCVE reference · x_refsource_CONFIRM
- https://wordpress.org/plugins/uploading-svgwebp-and-ico-files/#developersCVE reference · x_refsource_CONFIRM
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.