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TI-2021-17826 Aliases CVE-2021-40923GHSA-qq85-jqv7-7fjq

Cross-site scripting (XSS) vulnerability in install/index.php in bugs 1.8 and below…

Priority LOW 29CWE-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

Cross-site scripting (XSS) vulnerability in install/index.php in bugs 1.8 and below version allows remote attackers to inject arbitrary web script or HTML via the email parameter.

Why it matters now

EPSS 0.00845 58th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged 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:pixeline:bugs:*:*:*:*:*:*:*:*up to 1.8Vulnerablepixeline
  • cpe:2.3:a:pixeline:bugs:*:*:*:*:*:*:*:* Versions up to 1.8 Vulnerable ·pixeline

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-40923
  2. 2026-10-03 Alias added: GHSA-qq85-jqv7-7fjq

References

Exploit 1

Advisory 1

  • TI-2019-06491 An issue was discovered in Tiny Issue 1.3.1 and pixeline Bugs through 1.3.2c. CVSS 3.0CRITICAL 9.8
  • TI-2021-17827 Cross-site scripting (XSS) vulnerability in install/index.php in bugs 1.8 and below… CVSS 3.1MEDIUM 6.1
  • TI-2021-17825 Cross-site scripting (XSS) vulnerability in install/index.php in bugs 1.8 and below… CVSS 3.1MEDIUM 6.1

Sources

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