CVE-2015-8857

highpriority · track · 40EPSS 0.036 · 89 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.56% (89th) EPSS

CVSS 7.5 · high

Is it mine?

6 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-26

The uglify-js package before 2.4.24 for Node.js does not properly account for non-boolean values when rewriting boolean expressions, which might allow attackers to bypass security mechanisms or possibly have unspecified other impact by leveraging improperly rewritten Javascript.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-254USprimaryCWE-1254USCWE-670USCWE-95US

affected products (6)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
ООО "Открытая мобильная платформа" Аврора Центр2.1.3 → 2.5.0fstec_bduRU
Сообщество свободного программного обеспечения uglify-js≤ 2.4.24fstec_bduRU
uglifyjs project uglifyjs< 2.4.24nvdUScpe:2.3:a:uglifyjs_project:uglifyjs:*:*:*:*:*:*:*:*
RubyGems uglifier< 2.7.2osvUSpkg:gem/uglifier
npm uglify-js< 2.4.24osvUSpkg:npm/uglify-js

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-34r7-q49f-h37cIncorrect Handling of Non-Boolean Comparisons During Minification in uglify-js2017-10-24ghsa · osvUS
Versions of `uglify-js` prior to 2.4.24 are affected by a vulnerability which may cause crafted JavaScript to have altered functionality after minification. ## Recommendation Upgrade UglifyJS to version >= 2.4.24.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv NVD CVE.org MITRE

published 2017-01-23modified 2026-06-17

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+795 more

references (10)

External citations — patches, advisories, analysis.

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