CVE-2020-7707

highpriority · track · 40EPSS 0.034 · 89 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.38% (89th) EPSS

CVSS 7.5 · high

Is it mine?

4 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

The package property-expr before 2.0.3 are vulnerable to Prototype Pollution via the setter function.

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

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:H/E:P/RL:U/RC:Csecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · report@snyk.ioexploitability 3.9 · impact 5.9

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-1321USprimaryCWE-1321USCWE-1321USCWE-915US

affected products (4)

Products and version ranges known to be affected.

n/a property-exprunspecified → 2.0.3enisa_euvdEU
ООО "Открытая мобильная платформа" Аврора Центр2.1.3 → 2.5.0fstec_bduRU
property-expr project property-expr< 2.0.3nvdUScpe:2.3:a:property-expr_project:property-expr:*:*:*:*:*:*:*:*
npm property-expr< 2.0.3osvUSpkg:npm/property-expr

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-6fw4-hr69-g3rvPrototype Pollution in property-expr2021-05-06ghsa · osvUS
The package property-expr before 2.0.3 are vulnerable to Prototype Pollution via the setter function.

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 2020-08-18modified 2026-06-17

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+710 more

references (11)

External citations — patches, advisories, analysis.

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