Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain Contributor account
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DeliveryInject XSS payload via plugin field
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ExploitStore malicious script
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ExecutionAdmin views content in wp-admin
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PersistScript executes in admin session
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ImpactPrivilege escalation / account takeover
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Exploitation requires an authenticated WordPress account at Contributor role or higher on a site running Podcast Importer SecondLine <= 1.5.6 (PR:L), plus subsequent user interaction: a higher-privileged user such as an administrator must view the attacker's stored content in the admin dashboard for the injected script to execute (UI:R). The impact is a cross-privilege stored XSS (S:C) - the payload runs in the victim admin's browser context. Limiting factors: the attacker cannot exploit anonymously, must first acquire a Contributor foothold (self-registration or granted authorship), and the payload only fires when a victim renders the content, so there is no automatic or drive-by execution against default anonymous visitors. |
| Impact | This is a moderate-severity issue best characterized as high-CVSS-but-limited-real-risk. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L, 6.5) reflects a network-reachable but authenticated flaw: PR:L means the attacker must already hold a Contributor account, UI:R means a victim (typically an administrator) must view the injected content, and impacts are only Low across the board. No EPSS score, no CISA KEV listing, and no public POC were provided - three signals that all point to no evidence of active or imminent exploitation. There is no SSVC decision data. The A:L component is questionable for a stored XSS (script execution in a browser rarely produces a genuine availability impact); dropping it would yield roughly 6.4 with A:N. The Scope:Changed (S:C) is defensible because the Contributor's payload executes in a higher-privileged admin's browser session, crossing a privilege boundary. Net: a legitimate finding worth patching in maintenance cycles, but not an emergency given the required authenticated foothold plus victim interaction. |
| Exploit ScenarioDerived | An attacker who has obtained or been granted a low-privilege WordPress Contributor account uses the Podcast Importer SecondLine plugin to store a malicious script payload in a field that is not properly sanitized. When an administrator later views that content in wp-admin, the script executes in the admin's authenticated session, enabling actions such as creating rogue admin users or stealing session data. No public exploit code was identified at time of analysis, and success depends on the admin viewing the injected content (UI:R). |
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Alert meAnalysisAIv1 – Sep 23, 2026
Stored cross-site scripting in the WordPress plugin Podcast Importer SecondLine affects versions up to and including 1.5.6, allowing an authenticated user with Contributor-level access or higher to inject script content that executes in a higher-privileged user's browser. The assessed vector (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N) reflects a cross-privilege, moderate-severity issue rated 6.5: the attacker needs a Contributor foothold (self-registration or granted authorship) and an administrator must subsequently view the poisoned content in the dashboard, so there is no anonymous or drive-by execution against default visitors. No public exploit code has been identified at time of analysis and the plugin is not listed as confirmed actively exploited (CISA KEV); Patchstack is credited with the report and the ENISA EUVD entry (EUVD-2026-85486) tracks it as well.
RemediationAI
No vendor-released patch identified at time of analysis - the available references (the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/podcast-importer-secondline/vulnerability/wordpress-podcast-importer-secondline-plugin-1-5-6-cross-site-scripting-xss-vulnerability and ENISA EUVD-2026-85486) do not name a fixed version, so verify directly on the Patchstack page or in the WordPress.org plugin repository whether a release later than 1.5.6 is available before upgrading. Until a patched build is confirmed, the most effective control is to deactivate and, if unused, uninstall Podcast Importer SecondLine on any site where Contributors or untrusted authors can supply podcast feed content; this removes the vulnerable render path entirely but eliminates the plugin's import functionality. If the plugin must stay active, restrict the Contributor role so untrusted accounts cannot create or edit the imported content that carries the payload, and audit existing contributor-posted content for injected scripts. Additional compensating controls include a WAF or WordPress security plugin rule set that filters script tags in plugin import fields and admin render endpoints, and tightening the site's user-registration settings so external users cannot self-provision Contributor accounts - the trade-off being that legitimate multi-author workflows and self-service onboarding must be adjusted accordingly. Detection should focus on unexpected script content in podcast import records and on anomalous script execution in admin sessions, since exploitation is only effective when an administrator views the poisoned content.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
The vulnerability is a CWE-79 improper neutralization of input during web page generation (cross-site scripting) in the WordPress plugin Podcast Importer SecondLine, distributed by secondlinethemes and identified by CPE cpe:2.3:a:secondlinethemes:podcast_importer_secondline:*. Podcast import functionality ingests external feed metadata and stores it in the WordPress database; here the plugin fails to adequately sanitize or escape that stored content before rendering it in an administrative context, producing a stored (persistent) XSS sink. Because the payload is persisted and later rendered for a different, more privileged user, the CVSS scope is changed (S:C) and the vulnerability is best described as cross-privilege stored XSS rather than reflected XSS. The PR:L/UI:R components confirm the two-step exploitation model: the attacker supplies input at Contributor privilege and the script fires only when a victim (typically an Administrator) renders the affected page, meaning the payload executes with the victim's session privileges but not automatically against anonymous visitors. The WordPress plugin ecosystem is a recurring target for this class of bug because contributor-level accounts are frequently available on multi-author sites and import-driven plugins often treat feed data as trusted.
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Severity by source
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Authenticated Contributor (PR:L) stored XSS firing in an admin's browser (S:C) needing victim view (UI:R); low C/I, but A:N since script injection yields no real availability loss.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
DescriptionCVE.org
Contributor Cross Site Scripting (XSS) in Podcast Importer SecondLine <= 1.5.6 versions.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
EUVD-2026-85486
GHSA-qw6q-gv9q-vv5x
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB