Security readout for executives and security teams
Plain-English summary
CVE-2022-35509 is a stored cross-site scripting issue reported in EyouCMS 1.5.8. An attacker could place malicious web content in a contribution title, which may run later when another user views it. The main business risk is theft of sensitive information from browser sessions or unauthorized actions in the application context.
Executive priority
Treat this as a moderate web-application risk. Prioritize public EyouCMS 1.5.8 sites, especially where outside users can submit content and staff review it in authenticated sessions. Patch status is unclear in the provided sources, so remediation should start with vendor verification and exposure reduction.
Technical view
The CVE describes stored XSS through the title parameter in the foreground contribution feature. CVSS 3.1 is 6.1: network reachable, low complexity, no privileges required, user interaction required, changed scope, low confidentiality and integrity impact, and no availability impact. Source metadata does not identify a fixed version.
Likely exposure
Exposure is most likely for internet-facing EyouCMS 1.5.8 deployments where foreground contribution is enabled or reachable by untrusted users. Systems without that version or feature are less likely exposed, but the CVE metadata lists affected vendor and product as n/a.
Exploitation context
The bundle does not show CISA KEV listing or cited evidence of active exploitation. Exploitation requires a user to view stored malicious contribution content, so administrative or editorial workflows may be the highest-risk viewing paths.
Researcher notes
Evidence is narrow but specific: stored XSS via the title parameter in foreground contribution. The CVE record has incomplete affected-product metadata and no named patch. Avoid assuming broader EyouCMS versions are affected unless vendor history or additional advisories confirm it.
Mitigation direction
- Check EyouCMS vendor guidance and the GitHub issue for a confirmed fixed release.
- Disable or restrict foreground contribution access if it is not required.
- Encode contribution titles on output and validate title input server-side.
- Review and remove suspicious stored contribution titles after preserving forensic evidence.
- Use CSP and WAF controls as defense-in-depth, not as primary remediation.
Validation and detection
- Inventory EyouCMS deployments and confirm whether version 1.5.8 is present.
- Verify whether foreground contribution is enabled or publicly reachable.
- Review templates rendering contribution titles for context-aware output encoding.
- Inspect stored contribution titles for unexpected HTML or script-like content.
- Confirm vendor advisory or repository history before declaring remediation complete.
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-80: 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-2022-35509 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.
SSVC decision data
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:N2.82.7CISA-ADPVulnerability 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
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/eyoucms/eyoucms/issues/25CVE reference, mitre · 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 Script-Related HTML Tags in a Web Page (Basic XSS)
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.