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ExploitedIn CISA KEV

CVE-2022-26258

Exploitation confirmed. First attested on 2022-09-08 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2022-03-28
  • WeaknessCWE-78

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

D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE) vulnerability via HTTP POST to get set ccp.

Timeline

dates in UTC
  1. 2022-03-2800:15CVE publishedNVD
  2. 2022-09-08Added to the CISA KEV catalogCISA KEV
  3. 2022-09-08Listed as exploited by GCVEGCVE
  4. 2022-09-08Exploitation first reportedCISA KEV
  5. 2025-01-2916:35SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-04 09:37 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-2022-26258?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-26258?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Dlink dir-820l firmwareversion to verify
BranchAffectedFixed in
1.5= 1.05b03no fix published

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

Fix

  1. CISA’s required action: The impacted product is end-of-life and should be disconnected if still in use.due 2022-09-29

Advisories and patches

Detection

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

CISA Known Exploited Vulnerability

Date Added
2022-09-08
Patch Due Date
2022-09-29
Ransomware Use
Unknown
Required Action
The impacted product is end-of-life and should be disconnected if still in use.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-03-28
Last Modified
2026-07-09
NVD status
Analyzed
GitHub Advisory
GHSA-qf97-3r3x-x56v

Frequently asked questions

What is CVE-2022-26258?

D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE) vulnerability via HTTP POST to get set ccp.

Is CVE-2022-26258 actively exploited?

Yes. CVE-2022-26258 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-09-29.

What is the CVSS score for CVE-2022-26258?

CVE-2022-26258 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Same product first, then the same vendor advisory and the same publication week.

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Sources for this record