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No exploitation reportedFix available

CVE-2021-27117

No exploitation reported by the sources we read.

  • Published2022-04-05
  • WeaknessCWE-59

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue was discovered in file profile.go in function GetCPUProfile in beego through 2.0.2, allows attackers to launch symlink attacks locally.

Timeline

dates in UTC
  1. 2022-04-0516:15CVE publishedNVD

Versions per branch

OSV · NVD
beego/beego
BranchAffectedFixed in
—all versionsno fix published
beego/beego
BranchAffectedFixed in
2.0≥ 2.0.0, < 2.0.22.0.2
Beego
BranchAffectedFixed in
2.0≤ 2.0.2no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CNACVSS 3.17.8known since 2026-10-23
  • NVDCVSS 3.17.8read 2026-10-23
  • NVDCVSS 2.07.2read 2026-10-23
  • NVDweakness (CWE)CWE-59read 2026-10-23
  • FIRST EPSSEPSS score0.4 %2026-11-08
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryHIGH2022-04-07

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2022-04-05
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-2v6v-q994-xvxx

Frequently asked questions

What is CVE-2021-27117?

An issue was discovered in file profile.go in function GetCPUProfile in beego through 2.0.2, allows attackers to launch symlink attacks locally.

Is CVE-2021-27117 actively exploited?

Active exploitation of CVE-2021-27117 has not been confirmed. Its EPSS score was 0.4% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-27117?

CVE-2021-27117 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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