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CVE-2010-2477

17
FAUCET Score

CVE-2010-2477 describes multiple cross-site scripting (XSS) vulnerabilities within the paste.httpexceptions implementation of Paste versions prior to 1.7.4, affecting Python Paste applications. These flaws allow remote attackers to inject arbitrary web script or HTML, primarily through vectors related to 404 status codes in various Paste components. With a CVSS score of 4.3, this vulnerability is of medium complexity to exploit and could lead to information disclosure or session hijacking, though it does not directly impact confidentiality, integrity, or availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.7.3.1CPE matchmatch criteria
cpe:2.3:a:pythonpaste:paste:*:*:*:*:*:*:*:*
0.1.0CPE matchmatch criteria
cpe:2.3:a:pythonpaste:paste:0.1.0:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:pythonpaste:paste:0.3:*:*:*:*:*:*:*
0.4.1CPE matchmatch criteria
cpe:2.3:a:pythonpaste:paste:0.4.1:*:*:*:*:*:*:*
0.5CPE matchmatch criteria
cpe:2.3:a:pythonpaste:paste:0.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.29%
Probability of exploitation in next 30 days
EPSS Percentile
81.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0229 is in the 70th percentile among its peer group of 19,954 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

pippatch availablevia ghsa
Product: pasteFixed in: 1.7.4

Vendor Advisories (2)

pipGHSA-7gfc-2v6g-6w9fmedium

Paste is vulnerable to Cross-site Scripting via vectors involving a 404 status code

May 17, 2022
redhatCVE-2010-2477Moderate

python-paste: multiple XSS vulnerabilities

Jun 24, 2010

References

bitbucket.org / ianb/paste/changeset/fcae59df8b56
Patch
groups.google.com / group/paste-users/browse_thread/thread/3b3fff3dadd0b1e5
groups.google.com / group/pylons-discuss/msg/8c256dc076a408d8
marc.info
Patch
marc.info
Patch
pylonshq.com / articles/archives/2010/6/paste_174_released_addresses_xss_security_hole
secunia.com / advisories/42500
securityfocus.com / bid/41160
ubuntu.com / usn/USN-1026-1