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TI-2021-13405 Aliases CVE-2021-34370GHSA-m5fq-23j5-h7j7

Accela Civic Platform through 20.1 allows ssoAdapter/logoutAction.do successURL XSS.

Priority MEDIUM 40CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Accela Civic Platform through 20.1 allows ssoAdapter/logoutAction.do successURL XSS. NOTE: the vendor states "there are configurable security flags and we are unable to reproduce them with the available information.

Why it matters now

EPSS 0.09996 95th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by 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 · 1

CPEVersionsRoleVendor
cpe:2.3:a:accela:civic_platform:*:*:*:*:*:*:*:*up to 20.1VulnerableAccela
  • cpe:2.3:a:accela:civic_platform:*:*:*:*:*:*:*:* Versions up to 20.1 Vulnerable ·Accela

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-34370
  2. 2026-10-03 Alias added: GHSA-m5fq-23j5-h7j7

References

Exploit 2

  • TI-2021-13404 portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows… CVSS 3.1MEDIUM 6.5
  • TI-2021-13216 In Accela Civic Platform through 21.1, the security/hostSignon.do parameter servProvCode… CVSS 3.1MEDIUM 6.1
  • TI-2016-04916 Cross-site scripting (XSS) vulnerability in AttachmentsList.aspx in Accela Civic Platform… CVSS 3.1MEDIUM 6.1

Sources

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