CVE-2018-25058
MEDIUMCVE-2018-25058 is a medium-severity (CVSS 6.1) CWE-1022 vulnerability in twitter-fetcher-js. O3 Security confirms whether CVE-2018-25058 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.
Twitter-Post-Fetcher vulnerable to Use of Web Link to Untrusted Target with window.opener Access
Blast Radius
Weekly download volume for affected packages — a proxy for how broadly this vulnerability is deployed.
twitter-fetcher-jsnpmDescription
A vulnerability classified as problematic has been found in Twitter-Post-Fetcher up to 17.x. This affects an unknown part of the file js/twitterFetcher.js of the component Link Target Handler. The manipulation leads to use of web link to untrusted target with window.opener access. It is possible to initiate the attack remotely. Upgrading to version 18.0.0 is able to address this issue. The name of the patch is 7d281c6fb5acbc29a2cad295262c1f0c19ca56f3. It is recommended to upgrade the affected component. The identifier VDB-217017 was assigned to this vulnerability.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 📦npm | twitter-fetcher-js | all versions | 18.0.0 |
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for twitter-fetcher-js. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.
Fix
Update twitter-fetcher-js to 18.0.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2018-25058 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.
How O3 protects you
O3 pinpoints whether CVE-2018-25058 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.
Tailored to CVE-2018-25058. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2018-25058 in your dependencies?
O3 detects CVE-2018-25058 across npm dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.