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VulnerabilityPublished

CVE-2026-33746: ConvoyPanel panel · Improper Authentication

Affects ConvoyPanel panelSource CVE Database V5

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Not known to be exploited · CVSS 9.8 Critical : upgrade to 4.5.1 as a priority.

Data as of 29 Oct 2026, 19:04 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.

Contested

Critical score, yet low EPSS after six months
EPSS
0.3% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 4.5.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Apr 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade ConvoyPanel panel to 4.5.1.

Affected software

ProductAffectedFixed in
ConvoyPanelpanelAffected
  • >=3.9.0-beta <4.5.1
Fixed in
  • 4.5.1

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade ConvoyPanel to version 4.5.1 or later, where the JWTService::decode() method correctly verifies JWT token signatures. This official fix fully addresses the vulnerability. No other mitigations are indicated or required once the patch is applied.

Description

ConvoyPanel versions from 3.9.0-beta up to but not including 4.5.1 contain an authentication vulnerability in the JWTService::decode() method. The method failed to verify the cryptographic signature of JWT tokens, only validating time-based claims. This flaw allows attackers to forge or tamper with JWT tokens, including modifying the user_uuid claim, enabling authentication as any user. The vulnerability affects the single sign-on (SSO) authentication flow and has been patched in version 4.5.1.

References

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