Trending
CVE-2026-55672

CVE detail

CVE-2026-55672

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's OAuth2 and OIDC CodeExchange, RefreshToken, and device token flows fail to verify that the requesting client matches the client that initiated the authorization flow, allowing intercepted grants or refresh tokens to be exchanged under a different client. This issue is fixed in versions 3.4.12 and 4.15.2.

CVSS 7.4 · HighBuzz score 22.9

Buzz score

Why this CVE is surfacing

Buzz score total 22.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 17.9 · diversity 5.0 · KEV 0.0 · OTX 0.0 · PoC 0.0

Mention score

17.9

5 evidence mentions in the snapshot

Diversity score

5.0

1 sources across 1 categories

KEV score

0.0

No KEV entry observed

OTX score

0.0

0 OTX pulses

PoC score

0.0

0 repos · best confidence N/A

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 5; within the 30d window
Peak daily: 5; highest bucket

Evidence

Source links by recency

Newest mentions first

5 source links · newest first

https://github.com/zitadel/zitadel/security/advisories/GHSA-xqxv-4jc2-x56xgithub.com
No excerpt available.
Exploitgithub.comJul 10, 2026, 6:16 PM
https://github.com/zitadel/zitadel/releases/tag/v4.15.2github.com
No excerpt available.
Exploitgithub.comJul 10, 2026, 6:16 PM
https://github.com/zitadel/zitadel/releases/tag/v3.4.12github.com
No excerpt available.
Exploitgithub.comJul 10, 2026, 6:16 PM
https://github.com/zitadel/zitadel/commit/5b1708e0e650398f0ebc3341714f0798b0118917github.com
No excerpt available.
Exploitgithub.comJul 10, 2026, 6:16 PM
https://github.com/zitadel/zitadel/commit/562403079a98cf2059cdac11865a45e2f285be71github.com
No excerpt available.
Exploitgithub.comJul 10, 2026, 6:16 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars

No public PoC repositories have been matched yet.

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External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2026-55672.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

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Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

Product query unavailableNo valid raw CPE 2.3 product record is available for this CVE, so no product-level Shodan query is shown.

Exact CVE query

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Metadata

Canonical fields

NVD status

Deferred

Published

Jul 10, 2026

Modified

Jul 10, 2026

Official record

Authoritative NVD record

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

CWE IDs

Vendor classifications

Unavailable

How this vector reads

CVSS 3.1 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): High. Successful exploitation depends on conditions outside the attacker's control.
Privileges Required (PR): None. The attacker needs no privileges on the vulnerable system.
User Interaction (UI): None. Exploitation does not require another user to act.
Scope (S): Unchanged. Impacts remain within the vulnerable security authority.
Confidentiality Impact (C): High. There is a total or serious impact to this security property.
Integrity Impact (I): High. There is a total or serious impact to this security property.
Availability Impact (A): None. There is no direct impact to this security property.

Signals

Exploitation indicators

0 stored signals · no KEV · 0 OTX pulses