CVE-2026-80201Kimai Code Injection
Kimai before 2.53.0 fails to block sensitive User methods in the Twig invoice template sandbox, allowing admins to call getApiToken() and getPlainApiToken() methods.
Published Aug 26, 2026 · Updated Oct 10, 2026 · Also known as EUVD-2026-66223, GHSA-hqh5-vhwr-rg24, GHSA-rh42-6rj2-xwmc
Key Facts
Routine patching- CVE-2026-80201 is a low-severity vulnerability (CVSS 2.0 v4) affecting Kimai, kimai/kimai (composer).
- It is not listed in any known-exploited vulnerabilities catalog. A public exploit is reported by tracking sources, but no code link is listed yet.
- EPSS estimates a 0.2% probability of exploitation in the next 30 days.
- Fixed versions are available, including Kimai 2.53.0, kimai/kimai 2.53.0.
- Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
Scores
CVSS v4
2.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS (30-day exploit likelihood)
0.2%
Exploit maturity
None known
ATLAS score
11/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
None known
Public exploit code
0
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Advisories And Exploit References
Description
Kimai before 2.53.0 fails to block sensitive User methods in the Twig invoice template sandbox, allowing admins to call getApiToken() and getPlainApiToken() methods. Attackers with template creation permissions can embed these method calls in invoice templates to leak hashed API tokens in rendered invoice output.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| KimaiKimai | See advisory | 2.53.0 |
| kimai/kimaicomposer | See advisory | 2.53.0 |
Patched Releases
Kimai
2.53.0
kimai/kimai
2.53.0
Timeline
Publicly disclosed
Aug 26, 2026
Last updated
Oct 10, 2026
Weakness Type
- CWE-94 Improper Control of Generation of Code ('Code Injection')
- CWE-184 Incomplete List of Disallowed Inputs
References
- advisorycve.org · CVERecord
- advisorynvd.nist.gov · CVE-2026-80201
- advisoryGHSA advisory
- advisorygithub.com · 5878
- othergithub.com · kimai
FAQ
Common Questions.
Kimai before 2.53.0 fails to block sensitive User methods in the Twig invoice template sandbox, allowing admins to call getApiToken() and getPlainApiToken() methods.
Affected: Kimai; kimai/kimai (composer). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
A public exploit is reported by tracking sources, but no code link is listed yet.
Fixed versions are available, including Kimai 2.53.0, kimai/kimai 2.53.0.
Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
Is CVE-2026-80201 On Your Attack Surface?
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