Security readout for executives and security teams
Plain-English summary
Poll Maker for WordPress versions up to and including 3.2.8 has a reflected cross-site scripting issue. An attacker could cause script to run in a user’s browser if that user follows a crafted interaction. The expected impact is limited data exposure or page action manipulation, not server takeover.
Executive priority
Handle through normal vulnerability management, with priority for public WordPress sites and administrator-facing workflows. This is not evidenced as actively exploited in the provided sources, but XSS in WordPress plugins can still create business risk through user-targeted attacks.
Technical view
CWE-79 reflected XSS exists through the mcount parameter in admin/partials/settings/poll-maker-settings.php. The CVSS 3.1 score is 6.1: network reachable, low complexity, no attacker privileges, user interaction required, changed scope, low confidentiality and integrity impact, no availability impact.
Likely exposure
Exposure is limited to WordPress sites using the AYS Pro Extensions Poll Maker plugin at version 3.2.8 or earlier. The provided sources do not identify other affected products, platforms, or fixed versions.
Exploitation context
The source bundle does not show CISA KEV listing or confirmed active exploitation. Successful abuse requires user interaction, consistent with reflected XSS. Treat public-facing WordPress sites as more likely to receive opportunistic probing.
Researcher notes
Evidence supports reflected XSS in the mcount parameter and version impact through 3.2.8. The bundle does not provide exploit telemetry, patch commit details, or a named fixed version, so avoid assuming remediation specifics beyond vendor guidance.
Mitigation direction
- Inventory WordPress sites for Poll Maker plugin installations.
- Identify any Poll Maker version 3.2.8 or earlier.
- Check vendor or WordPress plugin guidance for a fixed release.
- Update to a vendor-supported fixed version when available.
- Disable or remove the plugin if no safe update is available.
Validation and detection
- Confirm installed plugin name, vendor, and version from WordPress administration or asset records.
- Review whether Poll Maker is active on public WordPress sites.
- Check security tooling for alerts referencing CVE-2021-34635 or CWE-79.
- Validate remediation by confirming the deployed version is outside the affected range.
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-2021-34635 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/vulnerability-advisories/#CVE-2021-34635CVE reference · x_refsource_MISC
- https://plugins.trac.wordpress.org/browser/poll-maker/tags/3.2.8/admin/partials/settings/poll-maker-settings.php#L249CVE reference · x_refsource_MISC
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.