CVE-2022-25858

Regular Expression Denial of Service (ReDoS)

5.3 MediumFix available

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

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: Low

Exploit likelihood

3.25%Up 2.3 points since Jul 16, 2022

What each source reports

CVE List Score used 5.3

Regular Expression Denial of Service (ReDoS)

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: CVE-2022-25858
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

EUVDEUVD-2022-6234 5.3

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: EUVD-2022-6234
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4wf5-vphf-c2xc 7.5

Terser insecure use of regular expressions leads to ReDoS

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: GHSA-4wf5-vphf-c2xc
CVSS 3.1: 7.5 HighCVSS: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 5.3

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: CVE-2022-25858
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 7.5 HighCVSS: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

OSVAZL-44460 7.5

CVE-2022-25858 affecting package uglify-js for versions less than 3.19.3-11

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: AZL-44460
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVAZL-44553 7.5

CVE-2022-25858 affecting package js-jquery 3.5.0-4

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: AZL-44553
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-05

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OSV 5.3

Regular Expression Denial of Service (ReDoS)

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: CVE-2022-25858
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

OSVDEBIAN-CVE-2022-25858 7.5

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: DEBIAN-CVE-2022-25858
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

OSVGHSA-4wf5-vphf-c2xc 7.5

Terser insecure use of regular expressions leads to ReDoS

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: GHSA-4wf5-vphf-c2xc
CVSS 3.1: 7.5 HighCVSS: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

OSVUBUNTU-CVE-2022-25858 5.3

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

Record: UBUNTU-CVE-2022-25858
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVCLSA-2026-1773793047 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 3.17.0-tuxcare.1.

Record: CLSA-2026-1773793047
Updated: 2026-11-02

OSVCLSA-2026-1775089645 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 5.5.1-tuxcare.1.

Record: CLSA-2026-1775089645
Updated: 2026-11-02

OSVCLSA-2026-1775089646 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 5.3.0-tuxcare.1.

Record: CLSA-2026-1775089646
Updated: 2026-11-02

OSVCLSA-2026-1775089649 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 4.6.10-tuxcare.1.

Record: CLSA-2026-1775089649
Updated: 2026-11-02

OSVCLSA-2026-1776645370 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 4.6.3-tuxcare.3.

Record: CLSA-2026-1776645370
Updated: 2026-11-02

OSVCLSA-2026-1779238051 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 5.7.1-tuxcare.1.

Record: CLSA-2026-1779238051
Updated: 2026-11-02

OSVCLSA-2026-1783731813 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 5.10.0-tuxcare.1.

Record: CLSA-2026-1783731813
Updated: 2026-11-02

OSVCLSA-2026-1790950461 No score

TuxCare security update for terser (1 CVE)

TuxCare rebuilt terser to address 1 CVE. Fixed in 4.8.0-tuxcare.1.

Record: CLSA-2026-1790950461
Updated: 2026-11-02

OSVROOT-APP-NPM-CVE-2022-25858 No score

CVE-2022-25858 in terser - Patched by Root

Root has patched CVE-2022-25858 in the terser package for Root:npm. Multiple fixed versions available.

Record: ROOT-APP-NPM-CVE-2022-25858
Updated: 2026-11-02

Affected products

terser

Affected packages

Affected packages
Package	Affected	Fixed
`terser` npm	before 4.8.1	4.8.1
`terser` npm	5.0.0 up to 5.14.2	5.14.2
`uglify-js` Azure Linux:3	before 3.19.3-11	3.19.3-11
`js-jquery` Azure Linux:3	through 3.5.0-4	None known
`terser` TuxCare:npm	3.17.0-tuxcare.0 up to 3.17.0-tuxcare.1, plus listed versions 3.17.0	3.17.0-tuxcare.1
`terser` TuxCare:npm	5.5.1-tuxcare.0 up to 5.5.1-tuxcare.1, plus listed versions 5.5.1	5.5.1-tuxcare.1
`terser` TuxCare:npm	5.3.0-tuxcare.0 up to 5.3.0-tuxcare.1, plus listed versions 5.3.0	5.3.0-tuxcare.1
`terser` TuxCare:npm	4.6.10-tuxcare.0 up to 4.6.10-tuxcare.1, plus listed versions 4.6.10	4.6.10-tuxcare.1
`terser` TuxCare:npm	4.6.3-tuxcare.0 up to 4.6.3-tuxcare.3, plus listed versions 4.6.34.6.3-tuxcare.14.6.3-tuxcare.2	4.6.3-tuxcare.3
`terser` TuxCare:npm	5.7.1-tuxcare.0 up to 5.7.1-tuxcare.1, plus listed versions 5.7.1	5.7.1-tuxcare.1

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Affected packages
Package	Affected	Fixed
`terser` TuxCare:npm	5.10.0-tuxcare.0 up to 5.10.0-tuxcare.1, plus listed versions 5.10.0	5.10.0-tuxcare.1
`terser` TuxCare:npm	4.8.0-tuxcare.0 up to 4.8.0-tuxcare.1, plus listed versions 4.8.0	4.8.0-tuxcare.1
`node-terser` Debian:12	before 4.8.1-1	4.8.1-1
`node-terser` Debian:13	before 4.8.1-1	4.8.1-1
`node-terser` Debian:14	before 4.8.1-1	4.8.1-1
`terser` Root:npm	before 4.8.0-aikido.1	4.8.0-aikido.1
`@rootio/terser` Root:npm	before 4.8.0-root.io.1	4.8.0-root.io.1
`node-terser` Ubuntu:20.04:LTS	All versions, plus listed versions 4.1.2-4ubuntu14.1.2-6	None known
`node-terser` Ubuntu:22.04:LTS	All versions, plus listed versions 4.1.2-84.1.2-94.1.2-10	None known
`qt6-webengine` Ubuntu:22.04:LTS	All versions, plus listed versions 6.2.2+dfsg-6ubuntu26.2.4+dfsg-1ubuntu16.2.4+dfsg-1ubuntu26.2.4+dfsg-6ubuntu1	None known
`node-terser` Ubuntu:24.04:LTS	All versions, plus listed versions 5.19.2-1	None known
`qt6-webengine` Ubuntu:24.04:LTS	All versions, plus listed versions 6.4.2-final+dfsg-116.4.2-final+dfsg-126.4.2-final+dfsg-12build16.4.2-final+dfsg-12ubuntu16.4.2-final+dfsg-12ubuntu76.4.2-final+dfsg-12ubuntu9	None known
`node-terser` Ubuntu:25.10	All versions, plus listed versions 5.38.0-1	None known
`qt6-webengine` Ubuntu:25.10	All versions, plus listed versions 6.8.3+dfsg-0ubuntu16.8.3+dfsg-0ubuntu26.9.2+dfsg-2	None known
`node-terser` Ubuntu:26.10	All versions, plus listed versions 5.46.1-45.47.1-15.49.0-15.49.2-15.50.0-1	None known
`qt6-webengine` Ubuntu:26.10	All versions, plus listed versions 6.10.2+dfsg-16.10.2+dfsg-46.10.2+dfsg-56.11.2+dfsg-3ubuntu16.11.2+dfsg-3ubuntu2	None known
`node-terser` Ubuntu:26.04:LTS	All versions, plus listed versions 5.38.0-15.46.1-4	None known
`qt6-webengine` Ubuntu:26.04:LTS	All versions, plus listed versions 6.9.2+dfsg-26.9.2+dfsg-46.9.2+dfsg-4build16.9.2+dfsg-4build26.10.2+dfsg-1	None known

History

History
Recorded	Changed	Sources
Nov 5, 2026	facts	OSV
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-25858 is a medium vulnerability (CVSS 5.3) in Terser, published July 15, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.25%, the 88th percentile. Fixed in terser 4.8.1.

References

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