VULNERABILITY INTELLIGENCE

CVE-2021-28170

CVSS score5.3 MEDIUM

EPSS probability2.13%

CISA KEVNot currently listed

Published2021-05-26

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were valid.

Weakness classification

emo@eclipse.org: CWE-20
nvd@nist.gov: CWE-917

Primary references

emo@eclipse.org — Exploit, Issue Tracking, Third Party Advisory
emo@eclipse.org — Exploit, Third Party Advisory
emo@eclipse.org — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory