CVE-2014-1691

NONECVSS 0.0Weaponized

0.0

The framework/Util/lib/Horde/Variables.php script in the Util library in Horde before 5.1.1 allows remote attackers to conduct object injection attacks and execute arbitrary PHP code via a crafted serialized object in the _formvars form.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 99.2%
KEV: Not listed

Published

April 1, 2014

Last Modified

May 6, 2026

References (12)

cve@mitrehttp://seclists.org/oss-sec/2014/q1/153
cve@mitrehttp://seclists.org/oss-sec/2014/q1/156
cve@mitrehttp://seclists.org/oss-sec/2014/q1/169
cve@mitrehttp://www.debian.org/security/2014/dsa-2853
cve@mitrehttps://github.com/horde/horde/blob/82c400788537cfc0106b68447789ff53793ac086/bundles/groupware/docs/CHANGES#L215
cve@mitrehttps://github.com/horde/horde/commit/da6afc7e9f4e290f782eca9dbca794f772caccb3
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/oss-sec/2014/q1/153
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/oss-sec/2014/q1/156
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/oss-sec/2014/q1/169
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2014/dsa-2853
af854a3a-2127-422b-91ae-364da2661108https://github.com/horde/horde/blob/82c400788537cfc0106b68447789ff53793ac086/bundles/groupware/docs/CHANGES#L215
af854a3a-2127-422b-91ae-364da2661108https://github.com/horde/horde/commit/da6afc7e9f4e290f782eca9dbca794f772caccb3

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:44 UTCepss_batch
2026-06-05 22:44 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-28 19:42 UTCEG score recompute
2026-05-28 19:42 UTCGHSA enrichment
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:43 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-22 21:15 UTCepss_batch

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-32439✓ verified
First seen Mar 22, 2014
Horde Framework - Unserialize PHP Code Execution (Metasploit)
Open source ↗
Metasploitexploit/unix/webapp/horde_unserialize_exec✓ verified
First seen Jun 27, 2013
Horde Framework Unserialize PHP Code Execution
Open source ↗

Frequently asked(4)

What is CVE-2014-1691?

CVE-2014-1691 is a none vulnerability published on April 1, 2014. The framework/Util/lib/Horde/Variables.php script in the Util library in Horde before 5.1.1 allows remote attackers to conduct object injection attacks and execute arbitrary PHP code via a crafted serialized object in the _formvars form.

When was CVE-2014-1691 disclosed?

CVE-2014-1691 was first published in the National Vulnerability Database on April 1, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2014-1691 actively exploited?

CVE-2014-1691 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2014-1691?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-1691, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2014-1691

📅 Published

🔄 Last Modified

🔗 References (12)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2014-1691?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (12)

Frequently asked(4)

Related CVEs(same CWE)