CVE-2011-5277 — Multiple SQL injection vulnerabilities in signature.php in the Advanced Forum Signatures (aka afsignatures) plugin 2.0.4 for MyBB allow remote attackers to execute arbitrary SQL commands via the (1) afs_type, (2) afs_background, (3) afs_showonline, (4) afs_bar_left, (5) afs_bar_center, (6) afs_full_line1, (7) afs_full_line2, (8) afs_full_line3, (9) afs_full_line4, (10) afs_full_line5, or (11) afs_full_line6 parameter

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HIGH

Multiple SQL injection vulnerabilities in signature.php in the Advanced Forum Signatures (aka afsignatures) plugin 2.0.4 for MyBB allow remote attackers to execute arbitrary SQL commands via the (1) afs_type, (2) afs_background, (3) afs_showonline, (4) afs_bar_left, (5) afs_bar_center, (6) afs_full_line1, (7) afs_full_line2, (8) afs_full_line3, (9) afs_full_line4, (10) afs_full_line5, or (11) afs_full_line6 parameter

Published Apr 8, 2014

7.5

HIGH

CVSS 2.0

EPSS 1.24%

Description

Multiple SQL injection vulnerabilities in signature.php in the Advanced Forum Signatures (aka afsignatures) plugin 2.0.4 for MyBB allow remote attackers to execute arbitrary SQL commands via the (1) afs_type, (2) afs_background, (3) afs_showonline, (4) afs_bar_left, (5) afs_bar_center, (6) afs_full_line1, (7) afs_full_line2, (8) afs_full_line3, (9) afs_full_line4, (10) afs_full_line5, or (11) afs_full_line6 parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.24% 0.01239

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01239

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 (12 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.24% (0.01239)	68.03th	v5 (v2026.06.15)
Jun 15, 2026	1.32% (0.01320)	67.03th	v5 (v2026.06.15)
Mar 17, 2025	0.34% (0.00345)	54.86th	v4 (v2025.03.14)
Dec 12, 2024	0.71% (0.00707)	81.05th	v3 (v2023.03.01)
Apr 6, 2024	1.04% (0.01038)	83.65th	v3 (v2023.03.01)
Jan 3, 2024	0.83% (0.00830)	80.12th	v3 (v2023.03.01)
Nov 19, 2023	0.76% (0.00763)	79.08th	v3 (v2023.03.01)
Mar 7, 2023	0.56% (0.00560)	74.25th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (1)

CWE-89

SQL Injection

References (5)

http://osvdb.org/76295
vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/46352
third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.exploit-db.com/exploits/17961
exploitx_refsource_EXPLOIT-DB
http://www.securityfocus.com/bid/50051/info
vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/70473
vdb-entryx_refsource_XF

Link	Providers	Tags
http://osvdb.org/76295		vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/46352		third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.exploit-db.com/exploits/17961		exploitx_refsource_EXPLOIT-DB
http://www.securityfocus.com/bid/50051/info		vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/70473		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Apr 8, 2014

Updated Aug 7, 2024

Reserved Apr 8, 2014

Link CVE-2011-5277

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2011-5277

Red Hat

Severity n/a

Public date n/a

Links CVE-2011-5277