ajax.functions.php in the MailUp plugin before 1.3.3 for WordPress does not properly restrict access to unspecified Ajax functions, which allows remote attackers to modify plugin settings and conduct cross-site scripting (XSS) attacks by setting the wordpress_logged_in cookie
Published Mar 22, 2013
5.0
MEDIUMCVSS 2.0
EPSS 2.58%
Description
ajax.functions.php in the MailUp plugin before 1.3.3 for WordPress does not properly restrict access to unspecified Ajax functions, which allows remote attackers to modify plugin settings and conduct cross-site scripting (XSS) attacks by setting the wordpress_logged_in cookie. NOTE: this is due to an incomplete fix for a similar issue that was fixed in 1.3.2.
Affected products
No data.
- ≤ 1.3.2
- 1.0.0
- 1.1.0
- 1.1.1
- 1.1.2
- 1.1.3
- 1.2
- 1.3
- 1.3.1
- 1.21
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.58% (0.02585) | 84.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.58% (0.02585) | 83.17th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.58% (0.00585) | 66.49th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.07% (0.03072) | 77.80th | v4 (v2025.03.14) |
| Mar 24, 2025 | 0.58% (0.00585) | 66.52th | v4 (v2025.03.14) |
| Mar 23, 2025 | 2.32% (0.02316) | 81.72th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.58% (0.00585) | 67.16th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.03% (0.01035) | 84.57th | v3 (v2023.03.01) |
| Dec 8, 2023 | 1.03% (0.01035) | 82.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.87% (0.00874) | 79.93th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (6)
- http://osvdb.org/91274 vdb-entryx_refsource_OSVDB
- http://plugins.trac.wordpress.org/changeset?new=682420 x_refsource_MISCExploitPatch
- http://secunia.com/advisories/51917 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://wordpress.org/extend/plugins/wp-mailup/changelog/ x_refsource_CONFIRM
- http://www.securityfocus.com/bid/58467 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/82847 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/91274 | vdb-entryx_refsource_OSVDB | |
| http://plugins.trac.wordpress.org/changeset?new=682420 | x_refsource_MISCExploitPatch | |
| http://secunia.com/advisories/51917 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://wordpress.org/extend/plugins/wp-mailup/changelog/ | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/58467 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/82847 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.