A security flaw has been discovered in AstrBotDevs AstrBot up to 4.25.2. Affected is the function FutureTaskTool.call of the file astrbot/core/tools/cron_tools.py of the component Scheduled Task Handler. Performing a manipulation of the argument payload["note"] results in improper authorization. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
CVE-2026-15499
MEDIUMPre-NVD 6.36.3
EchelonGraph scoreLOW confidence
This medium-severity CVE scores 6.3 under the CNA's CVSS (NVD's own analysis pending). EPSS exploit-prediction score not yet available (the EPSS model rescores nightly; freshly-published CVEs typically appear within 48 hours). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: cna:vuldb
6.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: —CVSS: 6.3Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.3
- EG Score
- 6.3(low)
- EPSS
- —
- KEV
- Not listed
Published
July 12, 2026
Last Modified
July 12, 2026
Advisory Details (1)
Auto-updated Jul 12, 2026No patch confirmed yet.
generic
AstrBot: Improper ownership checks in `future_task` allow same-session users to modify other users’ scheduled tasks and retain victim-derived cron privileges · GitHub
https://gist.github.com/YLChen-007/2bab96d5bedef784f90c97009fff8a19Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 2× in last 7d / 2× 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.
- 2026-07-12 11:52 UTCEG score recompute
- 2026-07-12 11:52 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-266 · CWE-285
Frequently asked(4)
What is CVE-2026-15499?
CVE-2026-15499 is a medium vulnerability published on July 12, 2026. A security flaw has been discovered in AstrBotDevs AstrBot up to 4.25.2. Affected is the function FutureTaskTool.call of the file astrbot/core/tools/cron_tools.py of the component Scheduled Task Handler. Performing a manipulation of the argument payload["note"] results in improper authorization.…
When was CVE-2026-15499 disclosed?
CVE-2026-15499 was first published in the National Vulnerability Database on July 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2026-15499?
CVE-2026-15499 has a CVSS v4.0 base score of 6.3 (CNA self-assessment; NVD's own analysis pending). The EG score is currently aggregating — additional source signals are being incorporated as they become available..
How do I remediate CVE-2026-15499?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15499, 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
Explore the affected products and dependency analysis for CVE-2026-15499
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