CVE-2017-20160 json
flitto express-param fetchParams.js parameter pollution
published 2022-12-31 3 y ago modified 2026-06-17 4 mo ago also GHSA-fr54-72wr-cqvq , EUVD-2022-7620
- cvss
- 6.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 59%
- public exploits
- 0
- none known
Summary
A vulnerability was found in flitto express-param up to 0.x. It has been classified as critical. This affects an unknown part of the file lib/fetchParams.js. The manipulation leads to improper handling of extra parameters. It is possible to initiate the attack remotely. Upgrading to version 1.0.0 is able to address this issue. The identifier of the patch is db94f7391ad0a16dcfcba8b9be1af385b25c42db. It is recommended to upgrade the affected component. The identifier VDB-217149 was assigned to this vulnerability.
Patch / fix
- npm express-param 1.0.0
- flitto express-param 1.0.0
Exploit prediction
0.88% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 3.0 | 6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | express-param | <1.0.0 |
1.0.0 |
Affected products
- flitto express-param
Classification
- Weakness
-
- CWE-235 Improper Handling of Extra Parameters
References
-
github.com
/flitto/express-param/pull/19
issue-tracking, web, patch
-
github.com
/flitto/express-param/commit/db94f7391ad0a16dcfcba8b9be1af385b25c42db
patch, web
-
github.com
/flitto/express-param/releases/tag/1.0.0
patch, web, release-notes
-
vuldb.com
/?id.217149
vdb-entry, technical-description, web, third-party-advisory
-
vuldb.com
/?ctiid.217149
signature, permissions-required, web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2017-20160
advisory
-
github.com
/flitto/express-param
package
Sources
- CVE List CVE-2017-20160
- GitHub Advisory GHSA-fr54-72wr-cqvq
- NVD CVE-2017-20160
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.