CVE-2013-6365 [Medium] | CSRF in Groupware

CVE-2013-6365 is rated Exploit Available (59.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.53%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-02-20	0.33%	0.53%	+0.20%
2	2025-08-07	0.18%	0.33%	+0.16%
3	2025-06-10	—	0.18%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-02-20

0.33%

0.53%

+0.20%

2025-08-07

0.18%

0.33%

+0.16%

2025-06-10

—

0.18%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
5.3	3.1	MEDIUM	`CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:N) Doesn’t really leak secrets in a meaningful way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:N) Service keeps running; no real outage angle.	1.6	3.6	[email protected]
2.6	2.0	LOW	`AV:N/AC:H/Au:N/C:N/I:P/A:N` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:H) Exploitation requires uncommon or highly specific conditions. Authentication (AU:N) No authentication is required. Confidentiality impact (C:N) No confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:N) No availability impact.	4.9	2.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

5.3

3.1

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N): Doesn’t really leak secrets in a meaningful way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N): Service keeps running; no real outage angle.

1.6

3.6

[email protected]

2.6

2.0

LOW

AV:N/AC:H/Au:N/C:N/I:P/A:N Click to expand

Access vector (AV:N): Can be exploited remotely over network reachability.
Access complexity (AC:H): Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N): No authentication is required.
Confidentiality impact (C:N): No confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:N): No availability impact.

4.9

2.9

[email protected]

OS Trackers for CVE-2013-6365

vendor	priority	summary	link
`debian`	not yet assigned	CVE-2013-6365 not yet assigned priority: Debian including 2 source packages (php-horde, php-horde-kronolith), 6 status rows across 3 suites (bookworm, bullseye, sid): resolved 6.	https://security-tracker.debian.org/tracker/CVE-2013-6365
`ubuntu`	medium	CVE-2013-6365 medium priority: Ubuntu including 2 source packages (horde3, php-horde), 60 status rows across 30 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lucid, lunar, mantic, noble, oracular, plucky, precise, quantal, questing, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): DNE 40, ignored 16, needed 2, needs-triage 2.	https://ubuntu.com/security/CVE-2013-6365

Affected software / configurations for CVE-2013-6365

Vendor	Product	Version	Raw CPE
horde	groupware	5.1.2	cpe:2.3:a:horde:groupware:5.1.2::::webmail:::
opensuse	opensuse	13.1	cpe:2.3:o:opensuse:opensuse:13.1:::::::*
opensuse	opensuse	13.2	cpe:2.3:o:opensuse:opensuse:13.2:::::::*
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
debian	debian_linux	10.0	cpe:2.3:o:debian:debian_linux:10.0:::::::*

References for CVE-2013-6365

URL	Tags
http://archives.neohapsis.com/archives/bugtraq/2013-11/0013.html	Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-6365	Exploit Issue Tracking Patch Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2013-6365	Issue Tracking Third Party Advisory
https://packetstormsecurity.com/files/cve/CVE-2013-6365	Third Party Advisory VDB Entry
https://security-tracker.debian.org/tracker/CVE-2013-6365	Third Party Advisory
https://www.securityfocus.com/archive/1/529590	Exploit Third Party Advisory VDB Entry

URL

CVE-2013-6365

Public exploit references (Exploit-DB) for CVE-2013-6365

Exploit prediction scoring system (EPSS) score for CVE-2013-6365

Common vulnerability scoring system (CVSS) metrics for CVE-2013-6365

Weakness enumeration for CVE-2013-6365

OS Trackers for CVE-2013-6365

Affected software / configurations for CVE-2013-6365

References for CVE-2013-6365