CVE-2018-6835 json
Etherpad Lite Access Restriction Bypass
published 2018-02-08 8 y ago modified 2026-06-17 4 mo ago also GHSA-mvmv-rq2j-97p2 , EUVD-2022-4627
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.3%
- EPSS 2.3% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
node/hooks/express/apicalls.js in Etherpad Lite before v1.6.3 mishandles JSONP, which allows remote attackers to bypass intended access restrictions.
Patch / fix
- npm ep_etherpad-lite 1.6.3
- etherpad etherpad 1.6.3
Exploit prediction
2.29% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| GitHub | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | ep_etherpad-lite | <1.6.3 |
1.6.3 |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
github.com
/ether/etherpad-lite/commit/626e58cc5af1db3691b41fca7b06c28ea43141b1
web, patch, third-party-advisory
-
github.com
/ether/etherpad-lite/releases/tag/1.6.3
web, release-notes, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-6835
advisory
-
github.com
/ether/etherpad-lite
package
Sources
- CVE List CVE-2018-6835
- GitHub Advisory GHSA-mvmv-rq2j-97p2
- NVD CVE-2018-6835
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.