Leantime contains an OIDC login CSRF vulnerability in the verifyState() method that unconditionally returns true without validating state parameters. Attackers can craft malicious callback URLs with attacker-controlled authorization codes to perform session fixation, logging victims in as the attacker.
CVE-2026-59713
Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-07-06. the CNA's CVSS baseline 8.1; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.1
- EG Score
- 8.1(medium)
- EG Risk
- 37(Track)EG Risk 37/100SSVC: 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 computedSeverity81% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 14%
- KEV
- Not listed
Published
July 6, 2026
Last Modified
July 20, 2026
Advisory Details (4)
Auto-updated Jul 6, 2026Leantime - OIDC Login CSRF via Unconditional State Verification Stub | Advisories | VulnCheck
https://www.vulncheck.com/advisories/leantime-oidc-login-csrf-via-unconditional-state-verification-stubOIDC Login CSRF via Missing State Verification · Issue #3535 · Leantime/leantime · GitHub
https://github.com/Leantime/leantime/issues/3535commit 9630eb7db682 (Leantime/leantime)
Fix landed in Leantime/leantime commit 9630eb7db682 — awaiting tagged release
https://github.com/Leantime/leantime/commit/9630eb7db682fb1b4e23cdabf3428d03ec6f5094GitHub - Leantime/leantime: Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind. · GitHub
https://github.com/Leantime/leantimeVendor Advisories for CVE-2026-59713(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 9× in last 7d / 72× 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.
Showing the most recent 100 of 196 total refreshes for this CVE.
- 2026-09-11 14:53 UTCEPSS rescore
- 2026-09-10 09:35 UTCEPSS rescore
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- 2026-09-06 14:10 UTCEG score recompute
- 2026-09-06 14:10 UTCGHSA enrichment
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- 2026-08-26 13:54 UTCEG score recompute
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- 2026-08-24 20:44 UTCEG score recompute
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- 2026-08-20 02:26 UTCEG score recompute
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- 2026-08-18 20:49 UTCEG score recompute
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- 2026-08-15 11:17 UTCEG score recompute
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- 2026-08-13 22:36 UTCEG score recompute
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- 2026-08-13 10:23 UTCGHSA enrichment
- 2026-08-12 22:09 UTCEG score recompute
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- 2026-08-12 09:56 UTCGHSA enrichment
- 2026-08-11 21:42 UTCEG score recompute
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- 2026-08-11 09:29 UTCGHSA enrichment
- 2026-08-11 00:00 UTCEPSS rescore
- 2026-08-10 21:16 UTCGHSA enrichment
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- 2026-08-09 20:49 UTCEG score recompute
- 2026-08-09 20:49 UTCGHSA enrichment
- 2026-08-09 13:46 UTCEPSS rescore
- 2026-08-09 08:36 UTCGHSA enrichment
- 2026-08-08 20:23 UTCEG score recompute
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- 2026-08-08 08:09 UTCGHSA enrichment
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- 2026-08-06 19:29 UTCGHSA enrichment
- 2026-08-06 13:47 UTCEPSS rescore
- 2026-08-06 07:15 UTCEG score recompute
- 2026-08-06 07:15 UTCGHSA enrichment
- 2026-08-05 19:17 UTCEPSS rescore
- 2026-08-05 19:02 UTCGHSA enrichment
- 2026-08-05 06:48 UTCGHSA enrichment
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Frequently asked(5)
What is CVE-2026-59713?
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Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-59713
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