CVE-2014-5081: sphider prior to 1.3.6, sphider-pro prior to 3.2, and sphider-plus prior to 3.2 allow authentication bypass

Q: How do I fix CVE-2014-5081?

sphider: upgrade to 1.3.6; sphider pro: upgrade to 3.2; sphider-plus: upgrade to 3.2. Exact commands for each OS are on this page.

Q: Is CVE-2014-5081 being exploited?

CVE-2014-5081 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2014-5081 affect?

CVE-2014-5081 affects sphider, sphider pro, sphider-plus. Severity is critical (CVSS 9.8). sphider prior to 1.3.6, sphider-pro prior to 3.2, and sphider-plus prior to 3.2 allow authentication bypass

Q: How urgent is CVE-2014-5081?

Priority 68/100. Critical severity; EPSS top 4%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADEUPGRADEUPGRADE

CVE-2014-5081 is a critical-severity flaw (CVSS 9.8) affecting sphider, sphider pro, sphider-plus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

sphider prior to 1.3.6, sphider-pro prior to 3.2, and sphider-plus prior to 3.2 allow authentication bypass

Why this priority

Critical severity
EPSS top 4%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	10.5% (top 4%)
CISA exploited list	No
Weakness	CWE-287
Published	2020-01-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sphider · sphider-plus · sphiderpro

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-01-10 13:15 UTCPublished CVE record published
2026-06-17 00:10 UTCUpdated Record last modified

sphider sphider UPGRADE

Affected: < 1.3.6

Fixed in: 1.3.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sphider || rpm -q sphider || sphider --version

2. UPGRADE to 1.3.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sphider

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sphider

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

sphiderpro sphider pro UPGRADE

Affected: < 3.2

Fixed in: 3.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sphider-pro || rpm -q sphider-pro || sphider-pro --version

2. UPGRADE to 3.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sphider-pro

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sphider-pro

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

sphider-plus sphider-plus UPGRADE

Affected: < 3.2

Fixed in: 3.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sphider-plus || rpm -q sphider-plus || sphider-plus --version

2. UPGRADE to 3.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sphider-plus

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sphider-plus

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Sphider Search Engine - Multiple Vulnerabilities

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2014-5081?

sphider: upgrade to 1.3.6; sphider pro: upgrade to 3.2; sphider-plus: upgrade to 3.2. Exact commands for each OS are on this page.

Is CVE-2014-5081 being exploited?

CVE-2014-5081 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2014-5081 affect?

CVE-2014-5081 affects sphider, sphider pro, sphider-plus. Severity is critical (CVSS 9.8). sphider prior to 1.3.6, sphider-pro prior to 3.2, and sphider-plus prior to 3.2 allow authentication bypass

How urgent is CVE-2014-5081?

Priority 68/100. Critical severity; EPSS top 4%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2014-5087 CRITICAL 9.8 UPGRADE UPGRADE A vulnerability exists in Sphider Search Engine prior to 1.3.6 due to exec calls in admin/spiderfuncs.php, whi
CVE-2014-5086 HIGH 8.8 UPGRADE UPGRADE A Command Execution vulnerability exists in Sphider Pro, and Sphider Plus 3.2 due to insufficient sanitization
CVE-2014-5083 HIGH 8.8 UPGRADE A Command Execution vulnerability exists in Sphider before 1.3.6 due to insufficient sanitization of fwrite to

References

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