CVE-2022-45477
A public proof of concept exists; no exploitation attested.
- Published2022-12-05
- WeaknessCWE-306
Am I affected?
Debian, Ubuntu or Red Hat sometimes backport a fix without changing the upstream version number: such a version reads « to verify », never « 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
Telepad allows remote unauthenticated users to send instructions to the server to execute arbitrary code without any previous authorization or authentication. CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Timeline
dates in UTC- 2022-12-0516:15CVE publishedNVD
- 2026-10-2319:23First public proof of conceptPoC-in-GitHub
Observed activity
isMalicious corpus · updated 2026-10-23 18:48 UTCBlock these indicators
- Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-45477?format=txt
- CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-45477?format=csv
- TAXII collection of exploited CVEs
- The EDL and CSV take an API key on the Pro plan.
Versions per branch
NVD| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| 1.0 | ≤ 1.0.7 | no fix published | NVD |
as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.
Fix
Advisories and patches
- www.synopsys.comVendor Advisory
Detection
read 2026-10-23 19:23 UTC- Nuclei template
- none so far ProjectDiscovery
- Exploit-DB
- no entry Exploit-DB
- Proof-of-concept repositories
- 1 repository, unverifiedM507/nmap-vulnerability-scan-scripts PoC-in-GitHub
Sources
- CISA-ADPSSVC decisionnone2025-04-24
- OpenCVESSVC decisionnone—
- CISA-ADPCVSS 3.19.82025-04-24
- NVDCVSS 3.19.8read 2026-10-23
- CNAweakness (CWE)CWE-306read 2026-10-23
- NVDweakness (CWE)CWE-306read 2026-10-23
- FIRST EPSSEPSS score2.5 %2026-10-22
- PoC-in-GitHubproof of concept1read 2026-10-23
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
- 2022-12-05
- Last Modified
- 2026-06-17
- NVD status
- Modified
Frequently asked questions
What is CVE-2022-45477?
Is CVE-2022-45477 actively exploited?
What is the CVSS score for CVE-2022-45477?
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Related vulnerabilities
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