CVE-2014-9527

HSLFSlideShow in Apache POI before 3.11 allows remote attackers to cause a denial of service (infinite loop and deadlock) via a crafted PPT file.

Published: 2015-01-06 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-9527 is rated Moderate Risk (57.9/100): CVSS Medium severity, with high exploitation likelihood (EPSS 7.92%, 94th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +6.69% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-9527

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.23% 7.92% +6.69%
2 2025-04-11 1.43% 1.23% -0.20%
3 2025-03-30 — 1.43% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-9527

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2014-9527

GitHub Security Advisory for CVE-2014-9527

GHSA-x9mm-6gpf-f749 · Severity: medium · Ecosystem: maven — Loop with Unreachable Exit Condition in Apache POI

OS Trackers for CVE-2014-9527

vendor priority summary link
debian low CVE-2014-9527 low priority: Debian including 1 source packages (libapache-poi-java), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-9527
redhat medium — https://access.redhat.com/security/cve/CVE-2014-9527
ubuntu medium CVE-2014-9527 medium priority: Ubuntu including 1 source packages (libapache-poi-java), 5 status rows across 5 suites (bionic, focal, trusty, upstream, xenial): not-affected 2, released 2, DNE 1. https://ubuntu.com/security/CVE-2014-9527

Affected software / configurations for CVE-2014-9527

Vendor Product Version Raw CPE
fedoraproject fedora 20 cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*
apache poi <= 3.11 cpe:2.3:a:apache:poi:*:beta3:*:*:*:*:*:*

References for CVE-2014-9527

cvelogic Threat Intelligence