🛡️ CVE-2026-34411 — appsmith

🟡 CVSS 5.0 — Medium ⚠️ Exploit Public CWE-306 OSV
5.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Appsmith < 1.98 Unauthenticated Instance Configuration Disclosure via Management APIs

Appsmith versions prior to 1.98 expose sensitive instance management API endpoints without authentication. Unauthenticated attackers can query endpoints like /api/v1/consolidated-api/view and /api/v1/tenants/current to retrieve configuration metadata, license information, and unsalted SHA-256 hashes of admin email domains for reconnaissance and targeted attack planning.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity none, availability none.

Weakness class

CVE-2026-34411 is classified as CWE-306: Missing Authentication for Critical Function. A sensitive function can be reached without authenticating at all.

Affected software

CVE-2026-34411 is recorded against 1 package.

  • appsmith

Timeline and source

Published on 1 April 2026 and last revised on 14 July 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from OSV.

References

github.com (Web)
nvd.nist.gov (Web)
www.vulncheck.com (Web)

Details

Severity MEDIUM
CVSS Score 5.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE CWE-306
Public Exploit ⚠️ Yes
Source OSV
Published 2026-04-01
Updated 2026-08-12
Modified 2026-07-14
Fix URL N/A

Affected Packages

Software From version Fixed in
appsmith — —

Similar Threats

Exploit Protection

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CVE-2026-34411 carries CVSS 5.0 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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