TI-2022-21631 Aliases CVE-2022-44005 GHSA-7jww-fm5p-pj92

An issue was discovered in BACKCLICK Professional 5.9.63.

MEDIUM 63CWE-639Published 2022-11-16 · Updated 2025-04-30

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.

Summary

An issue was discovered in BACKCLICK Professional 5.9.63. Due to the use of consecutive IDs in verification links, the newsletter sign-up functionality is vulnerable to the enumeration of subscribers' e-mail addresses. Furthermore, it is possible to subscribe and verify other persons' e-mail addresses to newsletters without their consent.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00677 52nd 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

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:backclick:backclick:5.9.63::::professional:::	5.9.63	Vulnerable	Backclick

cpe:2.3:a:backclick:backclick:5.9.63:*:*:*:professional:*:*:* Versions 5.9.63 Vulnerable ·Backclick

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-44005
2026-10-03 Alias added: GHSA-7jww-fm5p-pj92
2026-10-14 EPSS moved to the 50th–90th percentile

References

Exploit 1

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2022-026.txt

Advisory 1

https://www.syss.de/pentest-blog/vielfaeltige-schwachstellen-in-backclick-professional-syss-2022-026-bis-037

TI-2022-21632 An issue was discovered in BACKCLICK Professional 5.9.63. CVSS 3.1CRITICAL 9.8
TI-2022-21630 An issue was discovered in BACKCLICK Professional 5.9.63. CVSS 3.1CRITICAL 9.8
TI-2022-21629 An issue was discovered in BACKCLICK Professional 5.9.63. CVSS 3.1CRITICAL 9.8
TI-2022-21627 An issue was discovered in BACKCLICK Professional 5.9.63. CVSS 3.1CRITICAL 9.8
TI-2022-21626 An issue was discovered in BACKCLICK Professional 5.9.63. CVSS 3.1CRITICAL 9.8
TI-2022-21625 An issue was discovered in BACKCLICK Professional 5.9.63. CVSS 3.1CRITICAL 9.8

See all 9 →

Sources

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