CVE-2018-25049
email-existence index.js redos
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
3.0
email-existence index.js redos
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
- Record
CVE-2018-25049- CVSS 3.1
- 3.0 Low
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L - CVSS 3.0
- 3.0 Low
CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L - Weakness
- CWE-1333
- Updated
- 2026-11-02
EUVDEUVD-2022-7695
3.0
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
- Record
EUVD-2022-7695- CVSS 3.1
- 3.0 Low
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-p27h-4cpf-fw48
7.5
email-existence Inefficient Regular Expression Complexity vulnerability
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
- Record
GHSA-p27h-4cpf-fw48- 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-1333
- Updated
- 2026-11-02
NVD
3.0
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
- Record
CVE-2018-25049- CVSS 3.1
- 3.0 Low
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L - 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-1333
- Updated
- 2026-11-02
OSV
7.5
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
- Record
CVE-2018-25049- 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-p27h-4cpf-fw48
7.5
email-existence Inefficient Regular Expression Complexity vulnerability
A vulnerability was found in email-existence. It has been rated as problematic. Affected by this issue is some unknown functionality of the file index.js. The manipulation leads to inefficient regular expression complexity. The name of the patch is 0029ba71b6ad0d8ec0baa2ecc6256d038bdd9b56. It is recommended to apply a patch to fix this issue. VDB-216854 is the identifier assigned to this vulnerability.
- Record
GHSA-p27h-4cpf-fw48- 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-1333
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
email-existencenpm |
through 0.1.6 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-25049 is a low vulnerability (CVSS 3.0) in Email-existence Project Email-existence, published December 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.78%, the 56th percentile. No source names a fixed version.