CVE-2011-2745 — upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/

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MEDIUM

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/

Published Jul 27, 2011

6.5

MEDIUM

CVSS 2.0

EPSS 2.03%

Description

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.03% 0.02030

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

EPSS probability 0.02030

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 (13 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	2.03% (0.02030)	80.33th	v5 (v2026.06.15)
Jun 15, 2026	2.03% (0.02030)	78.44th	v5 (v2026.06.15)
Jun 17, 2025	2.82% (0.02816)	85.47th	v4 (v2025.03.14)
Mar 17, 2025	4.71% (0.04714)	88.65th	v4 (v2025.03.14)
Dec 12, 2024	0.87% (0.00870)	83.10th	v3 (v2023.03.01)
May 5, 2024	0.87% (0.00870)	82.28th	v3 (v2023.03.01)
Jan 24, 2024	0.99% (0.00988)	81.90th	v3 (v2023.03.01)
Oct 8, 2023	1.18% (0.01175)	83.40th	v3 (v2023.03.01)
Apr 24, 2023	1.46% (0.01457)	84.69th	v3 (v2023.03.01)
Mar 7, 2023	2.33% (0.02328)	88.00th	v3 (v2023.03.01)
Mar 6, 2023	4.48% (0.04482)	88.77th	v2 (v2022.01.01)
Apr 1, 2022	4.48% (0.04482)	87.66th	v2 (v2022.01.01)
Feb 4, 2022	4.48% (0.04482)	71.45th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (5)

http://securityreason.com/securityalert/8314
third-party-advisoryx_refsource_SREASON
http://www.justanotherhacker.com/advisories/JAHx113.txt
x_refsource_MISCExploit
http://www.openwall.com/lists/oss-security/2011/07/13/5
mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2011/07/13/6
mailing-listx_refsource_MLISTExploit
http://www.securityfocus.com/bid/48672
vdb-entryx_refsource_BIDExploit

Link	Providers	Tags
http://securityreason.com/securityalert/8314		third-party-advisoryx_refsource_SREASON
http://www.justanotherhacker.com/advisories/JAHx113.txt		x_refsource_MISCExploit
http://www.openwall.com/lists/oss-security/2011/07/13/5		mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2011/07/13/6		mailing-listx_refsource_MLISTExploit
http://www.securityfocus.com/bid/48672		vdb-entryx_refsource_BIDExploit

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jul 27, 2011

Updated Aug 6, 2024

Reserved Jul 13, 2011

Link CVE-2011-2745

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2011-2745

Red Hat

Severity n/a

Public date n/a

Links CVE-2011-2745