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TI-2011-04530 Aliases CVE-2011-5257GHSA-643q-98g3-qq46

Multiple cross-site scripting (XSS) vulnerabilities in the Classipress theme before 3.1.5…

Priority LOW 27CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · Partial · None
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Multiple cross-site scripting (XSS) vulnerabilities in the Classipress theme before 3.1.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) twitter_id parameter related to the Twitter widget and (2) facebook_id parameter related to the Facebook widget.

Why it matters now

EPSS 0.03788 90th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:a:appthemes:classipress:*:*:*:*:*:*:*:*up to 3.1.4VulnerableAppthemes
cpe:2.3:a:appthemes:classipress:3.0.5.2:*:*:*:*:*:*:*3.0.5.2VulnerableAppthemes
cpe:2.3:a:appthemes:classipress:3.0.5.3:*:*:*:*:*:*:*3.0.5.3VulnerableAppthemes
cpe:2.3:a:appthemes:classipress:3.1.3:*:*:*:*:*:*:*3.1.3VulnerableAppthemes
cpe:2.3:a:appthemes:classipress:3.1.5:*:*:*:*:*:*:*3.1.5VulnerableAppthemes
cpe:2.3:a:wordpress:wordpress:-:*:*:*:*:*:*:*not specified by NVDRunning onWordPress
  • cpe:2.3:a:appthemes:classipress:*:*:*:*:*:*:*:* Versions up to 3.1.4 Vulnerable ·Appthemes
  • cpe:2.3:a:appthemes:classipress:3.0.5.2:*:*:*:*:*:*:* Versions 3.0.5.2 Vulnerable ·Appthemes
  • cpe:2.3:a:appthemes:classipress:3.0.5.3:*:*:*:*:*:*:* Versions 3.0.5.3 Vulnerable ·Appthemes
  • cpe:2.3:a:appthemes:classipress:3.1.3:*:*:*:*:*:*:* Versions 3.1.3 Vulnerable ·Appthemes
  • cpe:2.3:a:appthemes:classipress:3.1.5:*:*:*:*:*:*:* Versions 3.1.5 Vulnerable ·Appthemes
  • cpe:2.3:a:wordpress:wordpress:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WordPress

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-5257
  2. 2026-10-03 Alias added: GHSA-643q-98g3-qq46
  3. 2026-11-04 EPSS moved to the 90th–95th percentile

References

Exploit 1

Advisory 1

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences