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TI-2021-09886 Aliases CVE-2021-28961GHSA-48wc-mjph-v799

applications/luci-app-ddns/luasrc/model/cbi/ddns/detail.lua in the DDNS package for…

Priority MEDIUM 41CWE-78Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.

Summary

applications/luci-app-ddns/luasrc/model/cbi/ddns/detail.lua in the DDNS package for OpenWrt 19.07 allows remote authenticated users to inject arbitrary commands via POST requests.

Why it matters now

EPSS 0.01697 77th percentileScored 2026-11-07
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:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*19.07.0Vulnerableopenwrt
  • cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:* Versions 19.07.0 Vulnerable ·openwrt

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-28961
  2. 2026-10-03 Alias added: GHSA-48wc-mjph-v799

References

Patch 2

  • TI-2024-13053 Improper input validation in MediaTek MT6890, MT7915, MT7916, MT7981, MT7986 CVSS 3.1CRITICAL 9.8
  • TI-2026-44983 Cross-site scripting in openwrt CVSS 3.1CRITICAL 9.6
  • TI-2026-40045 OpenWrt: EAD Integer Underflow → Pre-Auth Denial of Service CVSS 3.1MEDIUM 6.5
  • TI-2023-09914 LuCI openwrt-22.03 branch git-22.361.69894-438c598 was discovered to contain a stored… CVSS 3.1MEDIUM 5.4
  • TI-2026-44982 OpenWrt: ACL bypass and arbitrary root file read via cgi-io cgi-download CVSS 3.1MEDIUM 4.9
  • TI-2026-23701 OpenWrt Project has a Stack-based Buffer Overflow vulnerability via IPv6 reverse DNS lookup CVSS 4.0CRITICAL 9.5
See all 136 →

Sources

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