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VulnerabilityPublished Updated

CVE-2026-63094: signoz · Open Redirect

Affects signozSource CVE Database V5

0
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Public exploit available · CVSS 7.6 High : upgrade to 0.134.0 as a priority.

Data as of 8 Nov 2026, 14:33 UTC

CVSS 4.0 base score
7.6High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (VulnCheck)CVSS 4.07.6
CNA (VulnCheck)CVSS 3.18.1
CISA SSVC
Exploitation
Proof of concept is public or traded
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Total control over the software or total information disclosure

CISA SSVC assessment, 2026-07-21.

Patch
Available – fixed in 0.134.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 17 Jul 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    CISA SSVC: proof of concept public

  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

Timeline

  1. CVE ID reserved

    by VulnCheck

    , 47 hours before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. CISA SSVC assessment

    proof of concept public

    , 4 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA SSVC, the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.

What to do

Upgrade signoz to 0.134.0.

Affected software

ProductAffectedFixed in
SigNozsignozAffected
  • <0.134.0
Fixed in–
GitHubsignozpkg:github/signozOther threatsAffected
  • <0.134.0
Fixed in
  • 0.134.0

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

AI-suggested

Upgrade SigNoz to version 0.134.0 or later, where this open redirect vulnerability is fixed. No other mitigation is indicated by the vendor advisory.

Description

SigNoz versions before 0.134.0 have an open redirect vulnerability in the SSO authentication flow. This flaw allows unauthenticated attackers to craft login URLs that redirect victims to attacker-controlled sites, enabling theft of session tokens for users on instances configured with Google OAuth, SAML, or OIDC. The vulnerability is fixed in version 0.134.0.

References

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