How severe is CVE-2013-5350?

CVE-2013-5350 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2013-5350 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-5350?

CVE-2013-5350 primarily affects Tejimaya Openpne. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-5350?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-5350 published?

CVE-2013-5350 was published on 2014-01-24 and last updated on 2026-06-16.

CVE-2013-5350

CVE-2013-5350 is a high-severity vulnerability in Tejimaya Openpne with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Tejimaya Openpne
Published: 2014-01-24
Last modified: 2026-06-16

Description

The "Remember me" feature in the opSecurityUser::getRememberLoginCookie function in lib/user/opSecurityUser.class.php in OpenPNE 3.6.13 before 3.6.13.1 and 3.8.9 before 3.8.9.1 does not properly validate login data in HTTP Cookie headers, which allows remote attackers to conduct PHP object injection attacks, and execute arbitrary PHP code, via a crafted serialized object.

Frequently asked questions

What is CVE-2013-5350?: The "Remember me" feature in the opSecurityUser::getRememberLoginCookie function in lib/user/opSecurityUser.class.php in OpenPNE 3.6.13 before 3.6.13.1 and 3.8.9 before 3.8.9.1 does not properly validate login data in HTTP Cookie headers, which allows remote attackers to conduct PHP object injection attacks, and execute arbitrary PHP code, via a crafted serialized object.
How severe is CVE-2013-5350?: CVE-2013-5350 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2013-5350 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5350?: CVE-2013-5350 primarily affects Tejimaya Openpne. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-5350?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-5350 published?: CVE-2013-5350 was published on 2014-01-24 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:tejimaya:openpne:3.6.13:*:*:*:*:*:*:*
cpe:2.3:a:tejimaya:openpne:3.8.9:*:*:*:*:*:*:*

More vulnerabilities in Tejimaya Openpne

CVE-2013-4333 — Critical (CVSS 9.1): OpenPNE 3 versions 3.8.7, 3.6.11, 3.4.21.1, 3.2.7.6, 3.0.8.5 has an External Entity Injection Vulnerability
CVE-2010-1040 — Medium (CVSS 5.8): The "IP address range limitation" function in OpenPNE 1.6 through 1.8, 2.0 through 2.8, 2.10 through 2.14, and 3.0…
CVE-2013-2309 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in the management screen in OpenPNE 3.4.x before 3.4.21.1, 3.6.x before…

All CVEs affecting Tejimaya Openpne →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →