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Rote through 2.6.0 Privilege Escalation via Admin Settings API JWT Secret Exposure

Affects Rote v1.0.0 through v2.6.0, where the attacker needs an account with the admin role. No fixed version is listed in the checked facts.

CVE-2026-126803

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

8.6HighCNA
Exploited
No known exploitation
Fix
Fix or patch referenced
Who is exposed
Specific setups only

Do first: Check whether your setup matches what the bug needs. Rote versions v1.0.0 through v2.6.0 The attacker holds an account with the admin role

Published
Last modified
Reference
Last checked
17/100 · provisional
Specific setups only
None on Exploit-DB, Metasploit or GitHub

Summary

Rote, a product from Rabithua, has a privilege escalation flaw in versions through 2.6.0. An attacker who already has admin access over the network can read or overwrite the JWT signing secret through the admin settings API, then forge tokens for the super administrator to gain super_admin rights.

Read the original description

Rote through 2.6.0 contains a privilege escalation vulnerability that allows authenticated admins to obtain super_admin rights by reading or overwriting JWT signing secrets via /v2/api/admin/settings. Attackers can retrieve the unmasked jwtSecret from the security settings group and forge HS256 tokens for the super administrator to change user roles and escalate their own account.

Who should check

Teams running Rote v1.0.0 through v2.6.0 that have accounts with the admin role

Read the source excerpt

“Affected versions: v1.0.0 to v2.6.0”

vul.yulun.ac.cn

cve.now Index

17Pcve.now Index 17 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure8/25Specific setups only, reachable over the network
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity8.6/10CVSS 8.6
  • No patch0/5No signal

What would change the score

  • Would score about 67 if added to CISA KEV
  • Would score about 62 if CISA's SSVC rates exploitation active
  • Would score about 24 if CISA's SSVC rates it automatable

What to do

  • Check whether your setup matches what the bug needs.

    Rote versions v1.0.0 through v2.6.0 The attacker holds an account with the admin role
  • Apply the patch listed under Evidence.

Check your systems with an agent

Paste this into a coding or ops agent. It checks your systems read-only and reports a table per asset.

Check whether my systems are affected by CVE-2026-126803 (Rote through 2.6.0 Privilege Escalation via Admin Settings API JWT Secret Exposure), using the cve.now data below.

Rules: work read-only. Do not run exploit code, proof-of-concept scripts or scanners that send attack payloads, and do not change any configuration, package, image or deployment. Report findings only.

What cve.now has for CVE-2026-126803 (entry last updated 2026-11-11):
Affected:
- Rabithua Rote: through 2.6.0
Fixed versions: none listed yet.
Conditions (all must be true for the bug to be hit):
- Rote versions v1.0.0 through v2.6.0 (source: https://vul.yulun.ac.cn/20261104/rote/)
- The attacker holds an account with the admin role (source: https://vul.yulun.ac.cn/20261104/rote/)
Setup: unknown whether the bug needs a non-default feature or setting. Check the advisory.
Attacker needs: network access, high-privilege login, no user action.
CISA KEV: CVE-2026-126803 is not listed as of cve.now's last read.
This KEV status is for CVE-2026-126803 only. If you also check another CVE, look up its own KEV status; never assume it from this one.

How to check:
- Installed software: check what is actually running, not what a repo declares. Read the version from each host, container image and Kubernetes node (the binary's version output, the OS package database, image layers), and check whether the conditions above hold there. Distribution packages may carry a backported fix under an older version number; confirm against the distribution's own advisory.

Verify against the linked advisories before concluding, and cite the date you read each one:
- https://github.com/Rabithua/Rote/pull/420
- https://github.com/Rabithua/Rote/commit/865d69fceb9c1f1a0d30923fae7cef072a38b22b
- https://github.com/Rabithua/Rote/blob/v2.6.0/server/route/v2/admin.ts#L86-L146
- https://vul.yulun.ac.cn/20261104/rote/
- https://www.vulncheck.com/advisories/rote-through-2.6.0-privilege-escalation-via-admin-settings-api-jwt-secret-exposure
Do not conclude an asset is unaffected unless you checked it and the evidence covers both its version and the conditions above. If you could not check something, mark it unknown and say what is missing.

Report a table with one row per asset and these columns: Asset | Version or build | Status (affected, fixed, not applicable, unknown) | Compensating controls | Exposure (internet-facing, internal, none) | Evidence | Next action.

Entry: https://cve.now/CVE-2026-126803
For follow-up questions, use the cve.now MCP server at https://mcp.cve.now/mcp (no authentication), for example execute with name cve.get and arguments {"id": "CVE-2026-126803"}.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Rabithua Rote

    through 2.6.0

Evidence 7

CVE record · 2

Establishes: The identifier and description.

  1. Record
  2. Record

Other links · 5

  1. Patch
  2. Patch
  3. Repository
  4. Link
  5. Link

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-126803

Is CVE-2026-126803 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

What does this mean?

An authenticated admin can read or overwrite the JWT signing secret. With that secret, they can forge a token for the super admin and gain super_admin rights, which lets them change user roles.Source: vul.yulun.ac.cn, vulncheck.com

Which versions are affected by CVE-2026-126803?

Rote: through 2.6.0.Source: cve.now feed data

Am I affected, and how do I check?

Rote versions v1.0.0 through v2.6.0 are listed as affected. The issue requires an account with the admin role, so compare the installed Rote version against that range.Source: vul.yulun.ac.cn, vulncheck.com

How do I fix CVE-2026-126803?

The checked facts do not name a fixed version, so no upgrade target can be given. Until a fix is confirmed, limit admin-role accounts to those who need them.Source: vul.yulun.ac.cn, vulncheck.com