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TI-2021-09122 Aliases CVE-2021-27679GHSA-8gcc-2crw-4f76

Cross-site scripting (XSS) vulnerability in Navigation in Batflat CMS 1.3.6 allows remote…

Priority LOW 25CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
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 Navigation in Batflat CMS 1.3.6 allows remote attackers to inject arbitrary web script or HTML via the field name.

Why it matters now

EPSS 0.00622 50th 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:batflat:batflat:1.3.6:*:*:*:*:*:*:*1.3.6VulnerableBatflat
  • cpe:2.3:a:batflat:batflat:1.3.6:*:*:*:*:*:*:* Versions 1.3.6 Vulnerable ·Batflat

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-27679
  2. 2026-10-03 Alias added: GHSA-8gcc-2crw-4f76
  3. 2026-11-06 EPSS moved to the 50th–90th percentile

References

Exploit 1

  • TI-2020-18191 Sruu.pl in Batflat 1.3.6 allows an authenticated user to perform code injection (and… CVSS 3.1HIGH 7.2
  • TI-2021-18356 Insecure permissions in the file database.sdb of BatFlat CMS v1.3.6 allows attackers to dump the entire database. CVSS 3.1HIGH 7.5
  • TI-2021-09121 Cross-site scripting (XSS) vulnerability in Snippets in Batflat CMS 1.3.6 allows remote… CVSS 3.1MEDIUM 5.4
  • TI-2021-09120 Cross-site scripting (XSS) vulnerability in Galleries in Batflat CMS 1.3.6 allows remote… CVSS 3.1MEDIUM 5.4

Sources

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