How severe is CVE-2011-5090?

CVE-2011-5090 has a CVSS 2.0 base score of 6.4, rated medium severity.

Is CVE-2011-5090 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-5090?

CVE-2011-5090 affects Grboard. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-5090?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-5090 published?

CVE-2011-5090 was published on 2012-05-24 and last updated on 2026-06-16.

CVE-2011-5090

CVE-2011-5090 is a medium-severity vulnerability in Grboard with a CVSS 2.0 base score of 6.4. 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-287.

Key facts

Severity: Medium (CVSS 2.0 base score 6.4)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Grboard
Published: 2012-05-24
Last modified: 2026-06-16

Description

GR Board (aka grboard) 1.8.6.5 Community Edition does not require authentication for certain database actions, which allows remote attackers to modify or delete data via a request to (1) mod_rewrite.php, (2) comment_write_ok.php, (3) poll/index.php, (4) update/index.php, (5) trackback.php, or (6) an arbitrary poll.php script under theme/.

Frequently asked questions

What is CVE-2011-5090?: GR Board (aka grboard) 1.8.6.5 Community Edition does not require authentication for certain database actions, which allows remote attackers to modify or delete data via a request to (1) mod_rewrite.php, (2) comment_write_ok.php, (3) poll/index.php, (4) update/index.php, (5) trackback.php, or (6) an arbitrary poll.php script under theme/.
How severe is CVE-2011-5090?: CVE-2011-5090 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2011-5090 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-5090?: CVE-2011-5090 affects Grboard. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-5090?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-5090 published?: CVE-2011-5090 was published on 2012-05-24 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:grboard:grboard:1.8.6.5:*:community:*:*:*:*:*

More vulnerabilities in Grboard

CVE-2011-5091 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in GR Board (aka grboard) 1.8.6.5 Community Edition allow remote attackers to…

All CVEs affecting Grboard →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →