CVE-2018-7560
AWS Lambda parser is vulnerable to Regular Expression Denial of Service
index.js in the Anton Myshenin aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
index.js in the Anton Myshenin aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
- Record
CVE-2018-7560- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
index.js in the Anton Myshenin aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
- Record
CVE-2018-7560- Updated
- 2026-11-02
EUVDEUVD-2018-0171 No score
index.js in the Anton Myshenin aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
- Record
EUVD-2018-0171- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6jqp-j69q-pm62
AWS Lambda parser is vulnerable to Regular Expression Denial of Service
index.js in the aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
- Record
GHSA-6jqp-j69q-pm62- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
OSV
index.js in the Anton Myshenin aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
- Record
CVE-2018-7560- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVGHSA-6jqp-j69q-pm62
AWS Lambda parser is vulnerable to Regular Expression Denial of Service
index.js in the aws-lambda-multipart-parser NPM package before 0.1.2 has a Regular Expression Denial of Service (ReDoS) issue via a crafted multipart/form-data boundary string.
- Record
GHSA-6jqp-j69q-pm62- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
aws-lambda-multipart-parsernpm |
before 0.1.2 | 0.1.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-7560 is a high vulnerability (CVSS 7.5) in Aws-lambda-multipart-parser Project Aws-lambda-multipart-parser, published March 4, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. Fixed in aws-lambda-multipart-parser 0.1.2.