CVE-2026-80193

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-29. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Kimai before 2.62.0 fails to validate create_other_timesheet permission in the QuickEntry controller when creating new timesheets. Authenticated users with view_other_timesheet and edit_other_timesheet permissions can create timesheet records for team members by submitting the QuickEntry form, bypassing authorization checks enforced elsewhere.

CVSS v3
8.8
EG Score
8.8(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
28%
KEV
Not listed

Published

August 25, 2026

Last Modified

August 28, 2026

Advisory Details (2)

Auto-updated Aug 25, 2026
Patch available. Sources: github.
generic

Kimai before 2.62.0 Authorization Bypass via QuickEntry | Advisories | VulnCheck

https://www.vulncheck.com/advisories/kimai-before-2.62.0-authorization-bypass-via-quickentry
github Patch Available

QuickEntry controller missing create_other_timesheet authorization check allows creating timesheets for team members · Advisory · kimai/kimai · GitHub

https://github.com/kimai/kimai/security/advisories/GHSA-2w7f-x78f-89q2

Vendor Advisories for CVE-2026-80193(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 13× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-08-30 01:22 UTCEPSS rescore
  2. 2026-08-30 00:11 UTCGHSA enrichment
  3. 2026-08-29 11:51 UTCEG score recompute
  4. 2026-08-29 11:51 UTCGHSA enrichment
  5. 2026-08-28 23:28 UTCEG score recompute
  6. 2026-08-28 22:50 UTCEG score recompute
  7. 2026-08-28 21:42 UTCEPSS rescore
  8. 2026-08-28 00:48 UTCEG score recompute
  9. 2026-08-27 14:25 UTCEPSS rescore
  10. 2026-08-27 00:08 UTCEG score recompute
  11. 2026-08-26 14:47 UTCEPSS rescore
  12. 2026-08-25 23:25 UTCEG score recompute
  13. 2026-08-25 23:24 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-80193?
CVE-2026-80193 is a high vulnerability published on August 25, 2026. Kimai before 2.62.0 fails to validate createothertimesheet permission in the QuickEntry controller when creating new timesheets. Authenticated users with viewothertimesheet and editothertimesheet permissions can create timesheet records for team members by submitting the QuickEntry form, bypassing…
When was CVE-2026-80193 disclosed?
CVE-2026-80193 was first published in the National Vulnerability Database on August 25, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-80193 actively exploited?
CVE-2026-80193 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 71.7% of all scored CVEs.
What is the CVSS score of CVE-2026-80193?
CVE-2026-80193 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-80193?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-80193, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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