CVE-2026-81836 (GCVE-0-2026-81836)

Vulnerability from cvelistv5 – Published: 2026-08-27 21:15 – Updated: 2026-08-27 21:15 Unsupported When Assigned
VLAI
Title
RooCodeInc Roo-Code OAuth Callback oauth.ts cleartext transmission
Summary
A vulnerability was detected in RooCodeInc Roo-Code up to 3.51.1. This vulnerability affects unknown code of the file src/integrations/claude-code/oauth.ts of the component OAuth Callback. The manipulation results in cleartext transmission of sensitive information. The attack may be performed from remote. A high complexity level is associated with this attack. It is stated that the exploitability is difficult. The exploit is now public and may be used. Multiple isses were reported to the vendor beforehand. They explain, that "they all apply to Roo Code, a project we no longer support - the repository was archived a while ago, and we don't encourage anyone to use it." This vulnerability only affects products that are no longer supported by the maintainer.
Severity
6.3 (Medium)
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
3.7 (Low)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
3.7 (Low)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CWE
  • CWE-319 - Cleartext Transmission of Sensitive Information
  • CWE-310 - Cryptographic Issues
Assigner
References
Impacted products
Vendor Product Version CPE status
RooCodeInc Roo-Code Affected: 3.51.0
Affected: 3.51.1
    cpe:2.3:a:roocodeinc:roo-code:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
tchen200311 (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

{
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      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:roocodeinc:roo-code:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "OAuth Callback"
          ],
          "product": "Roo-Code",
          "vendor": "RooCodeInc",
          "versions": [
            {
              "status": "affected",
              "version": "3.51.0"
            },
            {
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              "version": "3.51.1"
            }
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        },
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        }
      ],
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          "tags": [
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          "tags": [
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          "name": "Submit #864287 | Roo-Code v3.51.1 Cleartext Transmission of Sensitive Information",
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          "value": "VulDB entry created"
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          "time": "2026-08-27T16:54:55.000Z",
          "value": "VulDB entry last update"
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      "title": "RooCodeInc Roo-Code OAuth Callback oauth.ts cleartext transmission",
      "x_generator": [
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      ]
    }
  },
  "cveMetadata": {
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    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-81836",
    "datePublished": "2026-08-27T21:15:08.722Z",
    "dateReserved": "2026-08-27T14:49:28.580Z",
    "dateUpdated": "2026-08-27T21:15:08.722Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.