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TI-2020-04279 Aliases CVE-2020-5223GHSA-8j72-p2wm-6738

Persistent XSS vulnerability in filename of attached file in PrivateBin

Priority LOW 28CWE-79Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
High
Impact type
Cross-site scripting
Confidentiality · integrity · availability
High · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-79.

Summary

In PrivateBin versions 1.2.0 before 1.2.2, and 1.3.0 before 1.3.2, a persistent XSS attack is possible. Under certain conditions, a user provided attachment file name can inject HTML leading to a persistent Cross-site scripting (XSS) vulnerability. The vulnerability has been fixed in PrivateBin v1.3.2 & v1.2.2. Admins are urged to upgrade to these versions to protect the affected users.

Why it matters now

EPSS 0.00658 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed PrivateBin (PrivateBin): 1.2.2, 1.3.2privatebin/privatebin (Packagist): 1.2.2, 1.3.2

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
PrivateBinPrivateBin1.2.0 to before 1.2.2; 1.3.0 to before 1.3.21.2.2, 1.3.2Patch availableCNA
—privatebin/privatebin (Packagist)before 1.2.21.2.2Patch availableGHSA-8j72-p2wm-6738
—privatebin/privatebin (Packagist)1.3.0 to before 1.3.21.3.2Patch availableGHSA-8j72-p2wm-6738
  • PrivateBin VendorPrivateBin Affected 1.2.0 to before 1.2.2; 1.3.0 to before 1.3.2 Fixed in 1.2.2, 1.3.2 Patch available CNA
  • privatebin/privatebin (Packagist) Vendor— Affected before 1.2.2 Fixed in 1.2.2 Patch available GHSA-8j72-p2wm-6738
  • privatebin/privatebin (Packagist) Vendor— Affected 1.3.0 to before 1.3.2 Fixed in 1.3.2 Patch available GHSA-8j72-p2wm-6738

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:privatebin:privatebin:*:*:*:*:*:*:*:*1.2 to before 1.2.2; 1.3 to before 1.3.2VulnerablePrivateBin
  • cpe:2.3:a:privatebin:privatebin:*:*:*:*:*:*:*:* Versions 1.2 to before 1.2.2; 1.3 to before 1.3.2 Vulnerable ·PrivateBin

Remediation

  • Fix · CNA PrivateBin (PrivateBin) Fixed in 1.2.2, 1.3.2
  • Fix · GHSA-8j72-p2wm-6738 privatebin/privatebin (Packagist) Fixed in 1.2.2 Advisory →
  • Fix · GHSA-8j72-p2wm-6738 privatebin/privatebin (Packagist) Fixed in 1.3.2 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-5223
  2. 2026-10-03 Alias added: GHSA-8j72-p2wm-6738
  3. 2026-10-11 EPSS moved to the 50th–90th percentile

References

Exploit 1

Patch 1

Advisory 3

  • TI-2022-08646 Persistent Cross-site Scripting (XSS) vulnerability in PrivateBin CVSS 3.1HIGH 8.2
  • TI-2025-40057 PrivateBin vulnerable to malicious filename use for self-XSS / HTML injection locally for users CVSS 3.1MEDIUM 5.4

Sources

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