How severe is CVE-2009-2853?

CVE-2009-2853 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2009-2853 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-2853?

CVE-2009-2853 primarily affects Wordpress. In total, 57 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-2853?

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

When was CVE-2009-2853 published?

CVE-2009-2853 was published on 2009-08-18 and last updated on 2026-06-16.

CVE-2009-2853

CVE-2009-2853 is a critical-severity vulnerability in Wordpress with a CVSS 2.0 base score of 10.0. 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-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Wordpress
Published: 2009-08-18
Last modified: 2026-06-16

Description

Wordpress before 2.8.3 allows remote attackers to gain privileges via a direct request to (1) admin-footer.php, (2) edit-category-form.php, (3) edit-form-advanced.php, (4) edit-form-comment.php, (5) edit-link-category-form.php, (6) edit-link-form.php, (7) edit-page-form.php, and (8) edit-tag-form.php in wp-admin/.

Frequently asked questions

What is CVE-2009-2853?: Wordpress before 2.8.3 allows remote attackers to gain privileges via a direct request to (1) admin-footer.php, (2) edit-category-form.php, (3) edit-form-advanced.php, (4) edit-form-comment.php, (5) edit-link-category-form.php, (6) edit-link-form.php, (7) edit-page-form.php, and (8) edit-tag-form.php in wp-admin/.
How severe is CVE-2009-2853?: CVE-2009-2853 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2009-2853 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-2853?: CVE-2009-2853 primarily affects Wordpress. In total, 57 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-2853?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2009-2853 published?: CVE-2009-2853 was published on 2009-08-18 and last updated on 2026-06-16.

References

Affected products (57)

cpe:2.3:a:wordpress:wordpress:0.71:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.71:beta:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.71:beta_3:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.72:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.72:beta_1:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.72:beta_2:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.72:rc1:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:0.711:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.0:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.0.1:miles:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.0.1:rc1:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.2:beta:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.2:rc1:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.5:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.5.1.3:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.5:ronan:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.7:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.9:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.10:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.0.11:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.1:ella:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.1.1:dangerous:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.2.2:*:*:*:*:*:*:*
cpe:2.3:a:wordpress:wordpress:2.2.3:*:*:*:*:*:*:*

More vulnerabilities in Wordpress

CVE-2012-2400 — Critical (CVSS 10.0): Unspecified vulnerability in wp-includes/js/swfobject.js in WordPress before 3.3.2 has unknown impact and attack…
CVE-2012-2399 — Critical (CVSS 10.0): Cross-site scripting (XSS) vulnerability in swfupload.swf in SWFupload 2.2.0.1 and earlier, as used in WordPress before…
CVE-2011-3125 — Critical (CVSS 10.0): Unspecified vulnerability in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors…
CVE-2011-3122 — Critical (CVSS 10.0): Unspecified vulnerability in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors…
CVE-2008-6767 — Critical (CVSS 10.0): wp-admin/upgrade.php in WordPress, probably 2.6.x, allows remote attackers to upgrade the application, and possibly…
CVE-2008-4796 — Critical (CVSS 10.0): The _httpsrequest function (Snoopy/Snoopy.class.php) in Snoopy 1.2.3 and earlier, as used in (1) ampache, (2)…

All CVEs affecting Wordpress →

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities

CVE-2016-8363 — Critical (CVSS 10.0): An issue was discovered in Moxa OnCell OnCellG3470A-LTE, AWK-1131A/3131A/4131A Series, AWK-3191 Series, AWK-5232/6232…
CVE-2016-7457 — Critical (CVSS 10.0): VMware vRealize Operations (aka vROps) 6.x before 6.4.0 allows remote authenticated users to gain privileges, or halt…
CVE-2015-7425 — Critical (CVSS 10.0): The Data Protection component in the VMware vSphere GUI in IBM Tivoli Storage Manager for Virtual Environments: Data…
CVE-2015-8267 — Critical (CVSS 10.0): The PasswordReset.Controllers.ResetController.ChangePasswordIndex method in PasswordReset.dll in Dovestones AD Self…
CVE-2015-7919 — Critical (CVSS 10.0): SearchBlox 8.3 before 8.3.1 allows remote attackers to write to the config file, and consequently cause a denial of…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

Browse all CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities →