GHSA-wmfg-55f9-j8hq

Source

https://github.com/advisories/GHSA-wmfg-55f9-j8hq

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/12/GHSA-wmfg-55f9-j8hq/GHSA-wmfg-55f9-j8hq.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-wmfg-55f9-j8hq

Aliases

CVE-2020-26282

Published

2020-12-24T20:49:34Z

Modified

2026-09-10T03:49:13Z

Severity

10.0 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N CVSS Calculator

Summary

Server-Side Template Injection

Details

Impact

A Server-Side Template Injection was identified in BrowserUp Proxy enabling attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE) vulnerability. This has been assigned CVE-2020-26282.

Patches

Effective Immediately, all users should upgrade to version 2.1.2 or higher.

Workarounds

None.

References

https://securitylab.github.com/research/bean-validation-RCE

For more information

If you have any questions or comments about this advisory:

Open an issue in the BrowserUp Proxy repo
Contact us via the BrowserUp website or email us at support@browserup.com

Database specific

{
    "cwe_ids":  [
        "CWE-74"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2020-12-24T20:48:30Z",
    "nvd_published_at":  "2020-12-24T21:15:00Z",
    "severity":  "HIGH"
}

References

Affected packages

Maven / com.browserup:browserup-proxy

Package

Name: com.browserup:browserup-proxy; View open source insights on deps.dev
Purl: pkg:maven/com.browserup/browserup-proxy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

2.1.2

Affected versions

1.*

1.1.0

1.2.0

1.2.1

2.*

2.0.0

2.0.1

2.1.0

2.1.1

Database specific

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/12/GHSA-wmfg-55f9-j8hq/GHSA-wmfg-55f9-j8hq.json"