Security readout for executives and security teams
Plain-English summary
CVE-2022-1187 is a reflected cross-site scripting issue in the WordPress WP YouTube Live plugin. Sites running versions up to and including 1.7.21 could be used to run attacker-supplied script in a victim’s browser after user interaction.
Executive priority
Treat this as a moderate web application risk. It is not a confirmed exploited emergency, but vulnerable WordPress plugins are common entry points for credential theft, admin-session abuse, and site defacement when users can be lured into interaction.
Technical view
The flaw is CWE-79 reflected XSS via POST data in wp-youtube-live/inc/admin.php. It is network-reachable, requires no attacker authentication, and requires user interaction. CVSS 3.1 is 6.1 with low confidentiality and integrity impact and no availability impact.
Likely exposure
Exposure is limited to WordPress sites with the WP YouTube Live plugin installed at version 1.7.21 or earlier. The source bundle does not prove exposure for sites without that plugin or for later versions.
Exploitation context
The bundle does not report active exploitation, and this CVE is not listed as KEV. Practical abuse likely depends on convincing a user to interact with attacker-controlled content that triggers reflected script execution.
Researcher notes
Evidence supports unauthenticated reflected XSS in WP YouTube Live through POST data handled in inc/admin.php. The public bundle names affected versions up to 1.7.21 and includes a fix commit reference, but does not provide exploit telemetry or a named fixed release.
Mitigation direction
- Inventory WordPress sites for WP YouTube Live versions 1.7.21 and earlier.
- Check vendor or WordPress plugin guidance for an update containing the referenced fix.
- Remove or disable the plugin where no maintained update is available.
- Prioritize admin-facing WordPress sites and high-trust user populations first.
Validation and detection
- Confirm installed plugin name and version from WordPress administration or asset inventory.
- Review whether wp-youtube-live/inc/admin.php exists on affected hosts.
- Verify remediation by confirming the installed version is later than 1.7.21 or plugin is removed.
- Check web logs for suspicious requests to the plugin admin path.
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-2022-1187 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
- 6.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/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:N/UI:R/S:C/C:L/I:L/A:N2.82.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.1MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/2d540b53-5c39-43d5-a055-cc5eccfa65b8?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/wp-youtube-live/trunk/inc/admin.php#L355CVE reference
- https://github.com/macbookandrew/wp-youtube-live/commit/2d8ccb7b12742bf16b5a6068f9fdeeac69bc11b1CVE reference
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.