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ExploitedNot in CISA KEV yet

CVE-2019-5127

Exploitation confirmed. First attested on 2023-10-14 by GCVE · kevintel, GCVE · shadowserver.

  • Published2019-10-25
  • 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

A command injection have been found in YouPHPTube Encoder. A successful attack could allow an attacker to compromise the server. Exploitable unauthenticated command injections exist in YouPHPTube Encoder 2.3 a plugin for providing encoder functionality in YouPHPTube. The parameter base64Url in /objects/getImage.php is vulnerable to a command injection attack.

Timeline

dates in UTC
  1. 2019-10-2518:15CVE publishedNVD
  2. 2023-10-1414:56Listed as exploited by GCVEGCVE
  3. 2023-10-1414:56Exploitation 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-2019-5127?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-5127?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Youphptube youphptube encoder
BranchAffectedFixed in
2.3= 2.3no 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
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2023-10-14
  • NVDCVSS 3.19.8read 2026-10-23
  • CNACVSS 3.010known since 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • CNAweakness (CWE)CWE-78known since 2026-10-23
  • NVDweakness (CWE)CWE-78read 2026-10-23
  • FIRST EPSSEPSS score45.3 %read 2026-11-03
  • ProjectDiscoverydetectionread 2026-11-03

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
2019-10-25
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2019-5127?

A command injection have been found in YouPHPTube Encoder. A successful attack could allow an attacker to compromise the server. Exploitable unauthenticated command injections exist in YouPHPTube Encoder 2.3 a plugin for providing encoder functionality in YouPHPTube. The parameter base64Url in /objects/getImage.php is vulnerable to a command injection attack.

Is CVE-2019-5127 actively exploited?

Active exploitation of CVE-2019-5127 has not been confirmed. Its EPSS score was 45.3% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-5127?

CVE-2019-5127 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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