CVE-2021-26120

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

82.32% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.6% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-02-22 01:38Z5 YR AGO

Last updated

2024-08-03 20:19Z2 YR AGO

Reserved

2021-01-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-94Improper Control of Generation of Code ('Code Injection')Base

Data version

5.1

Document digest

ae6b4148cc1c48b6d5887b432cb4f70cb9791d82785055fc3d8acddb9583cb2b

• github.comhttps://github.com/smarty-php/smarty/blob/master/CHANGELOG.mdx_refsource_MISC
• lists.debian.org[debian-lts-announce] 20210405 [SECURITY] [DLA 2618-1] smarty3 security updatehttps://lists.debian.org/debian-lts-announce/2021/04/msg00004.htmlmailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20210416 [SECURITY] [DLA 2618-2] smarty3 regression updatehttps://lists.debian.org/debian-lts-announce/2021/04/msg00014.htmlmailing-listx_refsource_MLIST
• security.gentoo.orgGLSA-202105-06https://security.gentoo.org/glsa/202105-06vendor-advisoryx_refsource_GENTOO
• www.debian.orgDSA-5151https://www.debian.org/security/2022/dsa-5151vendor-advisoryx_refsource_DEBIAN