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Exploitation reportedNot in CISA KEV yet

CVE-2020-25540

Exploitation reported by one source. First attested on 2024-07-21 by GCVE · shadowserver.

  • Published2020-09-14
  • WeaknessCWE-22

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

ThinkAdmin v6 is affected by a directory traversal vulnerability. An unauthorized attacker can read arbitrarily file on a remote server via GET request encode parameter.

Timeline

dates in UTC
  1. 2020-09-1413:15CVE publishedNVD
  2. 2020-09-15Exploit-DB entryExploit-DB
  3. 2024-07-2115:19Listed as exploited by GCVEGCVE
  4. 2024-07-2115:19Exploitation first reportedGCVE

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-25540?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-25540?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV · NVD
zoujingli/thinkadmin
BranchAffectedFixed in
—all versionsno fix published
Thinkadmin
BranchAffectedFixed in
6.0= 6.0no 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

read 2026-11-03 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
EDB-48812
Exploit-DB
Proof-of-concept repositories
4 repositories, unverifiedSchira4396/CVE-2020-25540RajChowdhury240/ThinkAdmin-CVE-2020-25540lowkey0808/cve-2020-25540simonlee-hello/CVE-2020-25540
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2020-09-14
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-2qm5-r82g-5hcx

Frequently asked questions

What is CVE-2020-25540?

ThinkAdmin v6 is affected by a directory traversal vulnerability. An unauthorized attacker can read arbitrarily file on a remote server via GET request encode parameter.

Is CVE-2020-25540 actively exploited?

Active exploitation of CVE-2020-25540 has not been confirmed. Its EPSS score was 75.3% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-25540?

CVE-2020-25540 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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