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Description

A security vulnerability has been detected in rowboatlabs rowboat up to 0.1.67. This impacts the function tool_call of the file apps/experimental/tools_webhook/app.py of the component tools_webhook. Such manipulation of the argument X-Tools-JWE leads to improper authentication. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-04-19 | Published 2026-04-20 | Updated 2026-04-20 | Assigner VulDB




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Improper Authentication

Product status

0.1.0
affected

0.1.1
affected

0.1.2
affected

0.1.3
affected

0.1.4
affected

0.1.5
affected

0.1.6
affected

0.1.7
affected

0.1.8
affected

0.1.9
affected

0.1.10
affected

0.1.11
affected

0.1.12
affected

0.1.13
affected

0.1.14
affected

0.1.15
affected

0.1.16
affected

0.1.17
affected

0.1.18
affected

0.1.19
affected

0.1.20
affected

0.1.21
affected

0.1.22
affected

0.1.23
affected

0.1.24
affected

0.1.25
affected

0.1.26
affected

0.1.27
affected

0.1.28
affected

0.1.29
affected

0.1.30
affected

0.1.31
affected

0.1.32
affected

0.1.33
affected

0.1.34
affected

0.1.35
affected

0.1.36
affected

0.1.37
affected

0.1.38
affected

0.1.39
affected

0.1.40
affected

0.1.41
affected

0.1.42
affected

0.1.43
affected

0.1.44
affected

0.1.45
affected

0.1.46
affected

0.1.47
affected

0.1.48
affected

0.1.49
affected

0.1.50
affected

0.1.51
affected

0.1.52
affected

0.1.53
affected

0.1.54
affected

0.1.55
affected

0.1.56
affected

0.1.57
affected

0.1.58
affected

0.1.59
affected

0.1.60
affected

0.1.61
affected

0.1.62
affected

0.1.63
affected

0.1.64
affected

0.1.65
affected

0.1.66
affected

0.1.67
affected

Timeline

2026-04-19:Advisory disclosed
2026-04-19:VulDB entry created
2026-04-19:VulDB entry last update

Credits

davidgilmore (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/358269 (VDB-358269 | rowboatlabs rowboat tools_webhook app.py tool_call improper authentication) vdb-entry technical-description

vuldb.com/vuln/358269/cti (VDB-358269 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/793433 (Submit #793433 | Rowboat Labs Rowboat 0.1.67 Authentication Bypass Issues) third-party-advisory

github.com/.../security-advisories/blob/main/rowbat-advisory exploit

cve.org (CVE-2026-6635)

nvd.nist.gov (CVE-2026-6635)

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