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TI-2021-14101 Aliases CVE-2021-35207GHSA-cm82-c58j-hhv5

An issue was discovered in Zimbra Collaboration Suite 8.8 before 8.8.15 Patch 23 and 9.0…

Priority LOW 33CWE-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

An issue was discovered in Zimbra Collaboration Suite 8.8 before 8.8.15 Patch 23 and 9.0 before 9.0.0 Patch 16. An XSS vulnerability exists in the login component of Zimbra Web Client, in which an attacker can execute arbitrary JavaScript by adding executable JavaScript to the loginErrorCode parameter of the login url.

Why it matters now

EPSS 0.03283 88th 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 · 40

CPEVersionsRoleVendor
cpe:2.3:a:zimbra:collaboration:*:*:*:*:*:*:*:*8.8 to before 8.8.15VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:*8.8.15VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p1:*:*:*:*:*:*8.8.15 p1VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p10:*:*:*:*:*:*8.8.15 p10VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p11:*:*:*:*:*:*8.8.15 p11VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p12:*:*:*:*:*:*8.8.15 p12VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p13:*:*:*:*:*:*8.8.15 p13VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p14:*:*:*:*:*:*8.8.15 p14VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p15:*:*:*:*:*:*8.8.15 p15VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p16:*:*:*:*:*:*8.8.15 p16VulnerableZimbra
  • cpe:2.3:a:zimbra:collaboration:*:*:*:*:*:*:*:* Versions 8.8 to before 8.8.15 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:* Versions 8.8.15 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p1:*:*:*:*:*:* Versions 8.8.15 p1 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p10:*:*:*:*:*:* Versions 8.8.15 p10 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p11:*:*:*:*:*:* Versions 8.8.15 p11 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p12:*:*:*:*:*:* Versions 8.8.15 p12 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p13:*:*:*:*:*:* Versions 8.8.15 p13 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p14:*:*:*:*:*:* Versions 8.8.15 p14 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p15:*:*:*:*:*:* Versions 8.8.15 p15 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p16:*:*:*:*:*:* Versions 8.8.15 p16 Vulnerable ·Zimbra
Show 30 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:zimbra:collaboration:8.8.15:p17:*:*:*:*:*:*8.8.15 p17VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p18:*:*:*:*:*:*8.8.15 p18VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p19:*:*:*:*:*:*8.8.15 p19VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p2:*:*:*:*:*:*8.8.15 p2VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p20:*:*:*:*:*:*8.8.15 p20VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p21:*:*:*:*:*:*8.8.15 p21VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p22:*:*:*:*:*:*8.8.15 p22VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p3:*:*:*:*:*:*8.8.15 p3VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p4:*:*:*:*:*:*8.8.15 p4VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p5:*:*:*:*:*:*8.8.15 p5VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p6:*:*:*:*:*:*8.8.15 p6VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p7:*:*:*:*:*:*8.8.15 p7VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p8:*:*:*:*:*:*8.8.15 p8VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p9:*:*:*:*:*:*8.8.15 p9VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*9.0.0VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p1:*:*:*:*:*:*9.0.0 p1VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p10:*:*:*:*:*:*9.0.0 p10VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p11:*:*:*:*:*:*9.0.0 p11VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p12:*:*:*:*:*:*9.0.0 p12VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p13:*:*:*:*:*:*9.0.0 p13VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p14:*:*:*:*:*:*9.0.0 p14VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p15:*:*:*:*:*:*9.0.0 p15VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p2:*:*:*:*:*:*9.0.0 p2VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p3:*:*:*:*:*:*9.0.0 p3VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p4:*:*:*:*:*:*9.0.0 p4VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p5:*:*:*:*:*:*9.0.0 p5VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p6:*:*:*:*:*:*9.0.0 p6VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p7:*:*:*:*:*:*9.0.0 p7VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p8:*:*:*:*:*:*9.0.0 p8VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:9.0.0:p9:*:*:*:*:*:*9.0.0 p9VulnerableZimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p17:*:*:*:*:*:* Versions 8.8.15 p17 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p18:*:*:*:*:*:* Versions 8.8.15 p18 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p19:*:*:*:*:*:* Versions 8.8.15 p19 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p2:*:*:*:*:*:* Versions 8.8.15 p2 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p20:*:*:*:*:*:* Versions 8.8.15 p20 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p21:*:*:*:*:*:* Versions 8.8.15 p21 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p22:*:*:*:*:*:* Versions 8.8.15 p22 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p3:*:*:*:*:*:* Versions 8.8.15 p3 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p4:*:*:*:*:*:* Versions 8.8.15 p4 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p5:*:*:*:*:*:* Versions 8.8.15 p5 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p6:*:*:*:*:*:* Versions 8.8.15 p6 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p7:*:*:*:*:*:* Versions 8.8.15 p7 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p8:*:*:*:*:*:* Versions 8.8.15 p8 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p9:*:*:*:*:*:* Versions 8.8.15 p9 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:* Versions 9.0.0 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p1:*:*:*:*:*:* Versions 9.0.0 p1 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p10:*:*:*:*:*:* Versions 9.0.0 p10 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p11:*:*:*:*:*:* Versions 9.0.0 p11 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p12:*:*:*:*:*:* Versions 9.0.0 p12 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p13:*:*:*:*:*:* Versions 9.0.0 p13 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p14:*:*:*:*:*:* Versions 9.0.0 p14 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p15:*:*:*:*:*:* Versions 9.0.0 p15 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p2:*:*:*:*:*:* Versions 9.0.0 p2 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p3:*:*:*:*:*:* Versions 9.0.0 p3 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p4:*:*:*:*:*:* Versions 9.0.0 p4 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p5:*:*:*:*:*:* Versions 9.0.0 p5 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p6:*:*:*:*:*:* Versions 9.0.0 p6 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p7:*:*:*:*:*:* Versions 9.0.0 p7 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p8:*:*:*:*:*:* Versions 9.0.0 p8 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:9.0.0:p9:*:*:*:*:*:* Versions 9.0.0 p9 Vulnerable ·Zimbra

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-35207
  2. 2026-10-03 Alias added: GHSA-cm82-c58j-hhv5

References

Advisory 4

  • TI-2024-18266 An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0. KEVCVSS 3.1MEDIUM 6.1
  • TI-2024-30553 An issue was discovered in Zimbra Collaboration (ZCS) 10.1.x before 10.1.1, 10.0.x before… CVSS 3.1HIGH 8.8
  • TI-2022-13998 Zimbra Collaboration Open Source 8.8.15 does not encrypt the initial-login randomly… CVSS 3.1CRITICAL 9.8
  • TI-2023-13772 An issue in Zimbra Collaboration ZCS v.8.8.15 and v.9.0 allows an attacker to execute… CVSS 3.1CRITICAL 9.8
  • TI-2023-13771 An issue in Zimbra Collaboration (ZCS) v.8.8.15 and v.9.0 allows a remote attacker to… CVSS 3.1CRITICAL 9.8
  • TI-2023-27722 Zimbra Collaboration before Kepler 9.0.0 Patch 38 GA allows DOM-based JavaScript injection in the Modern UI. CVSS 3.1CRITICAL 9.1
See all 40 →

Sources

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