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Unverified password change in ProjectSend lets attackers take over accounts

Priority LOW 35CWE-620Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
Present
Impact type
—
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

ProjectSend from 2.5.0 before 2.7.0 contains an unverified password change flaw in PasswordController::update() (CWE-620). A session of an account provisioned through Social login can set a local password without providing the current password. An attacker holding a stolen session cookie can create a durable local password, enroll their own second factor, and keep control of the account.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

ProjectSend 2.5.0 before 2.7.0 contains an unverified password change vulnerability in PasswordController::update() that lets sessions of Social-provisioned accounts set local passwords without the current password. Attackers holding a stolen session cookie can send PUT /settings/password to create a durable local password, enroll their own second factor, and persistently take over the account.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0029 21st percentileScored 2026-11-07
Fix Fixed ProjectSend (ProjectSend): 2.7.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
ProjectSendProjectSend2.5.0 to before 2.7.02.7.0Patch availableCNA
  • ProjectSend VendorProjectSend Affected 2.5.0 to before 2.7.0 Fixed in 2.7.0 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:projectsend:projectsend:*:*:*:*:*:*:*:*——ProjectSend
  • cpe:2.3:a:projectsend:projectsend:*:*:*:*:*:*:*:* Versions — — ·ProjectSend

Remediation

Upgrade ProjectSend to version 2.7.0.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

  • Fix · CNA ProjectSend (ProjectSend) Fixed in 2.7.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    ProjectSend 2.7.0

    3 records Highest priority Priority HIGH 1 HIGH, 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2026-76153 ProjectSend users API flaw lets token holders take over accountsPriority HIGH 72
    • TI-2026-76155 ProjectSend Path Validation Bypass via Orphan File Import and DeletePriority MEDIUM 60

Timeline

  1. 2026-10-18 Threatist record created from CVE-2026-112002
  2. 2026-10-18 Alias added: GHSA-xr56-2553-vh5p
  3. 2026-10-19 CISA SSVC decision points changed
  4. 2026-10-19 Priority changed: MEDIUM → LOW

References

  • TI-2024-10826 ProjectSend Unauthenticated Configuration Modification KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-30263 ProjectSend r1605 Remote Code Execution via File Extension Manipulation CVSS 4.0HIGH 8.7
  • TI-2026-76153 ProjectSend users API flaw lets token holders take over accounts CVSS 4.0HIGH 8.6
  • TI-2023-30213 ProjectSend r1605 Insecure Direct Object Reference File Download Vulnerability CVSS 4.0HIGH 7.1
  • TI-2014-07764 Unrestricted file upload vulnerability in process-upload.php in ProjectSend (formerly… CVSS 2.0HIGH 7.5
  • TI-2023-30188 ProjectSend r1605 CSV Injection via User Account Export Functionality CVSS 4.0MEDIUM 6.2
See all 34 →

Sources